Tai lieu tap huan giao duc STEM cap tieu hoc

["151 3. Ho\u1ea1t \u0111\u1ed9ng 3: Luy\u1ec7n t\u1eadp v\u00e0 v\u1eadn d\u1ee5ng a) \u0110\u1ec1 xu\u1ea5t v\u00e0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p - Gi\u00e1o vi\u00ean chia l\u1edbp tha\u0300nh 5-6 nh\u00f3m theo s\u1ef1 s\u1eafp x\u1ebfp ng\u1eabu nhi\u00ean ho\u1eb7c theo t\u1ed5. - H\u1ecdc sinh nh\u1eadn nguy\u00ean v\u1eadt li\u1ec7u \u0111\u01b0\u01a1\u0323c cung c\u1ea5p cho m\u1ed7i nh\u00f3m. Y\u00eau c\u1ea7u c\u00e1c nh\u00f3m th\u1ea3o lu\u1eadn v\u1ec1 ph\u01b0\u01a1ng \u00e1n la\u0300m s\u1ea3n ph\u1ea9m va\u0300 v\u1ebd ph\u00e1c ho\u1ea1 s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m. - C\u00e1c nh\u00f3m ph\u00e2n c\u00f4ng nhi\u1ec7m v\u1ee5 cho c\u00e1c tha\u0300nh vi\u00ean va\u0300o Phi\u1ebfu h\u1ecdc t\u1eadp 2. - Nh\u00f3m h\u1ecdc sinh th\u1ea3o lu\u1eadn v\u1ec1 l\u1ef1a ch\u1ecdn nguy\u00ean v\u1eadt li\u1ec7u, h\u00ecnh d\u1ea1ng, k\u00edch th\u01b0\u1edbc kh\u1ea9u trang (chi\u1ec1u da\u0300i va\u0300 chi\u1ec1u r\u1ed9ng) va\u0300 v\u1ebd h\u00ecnh minh ho\u1ea1 va\u0300o gi\u1ea5y A3. - H\u1ecdc sinh tr\u1ea3 l\u1eddi m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi g\u01a1\u0323i \u00fd nh\u01b0 sau: + Kh\u1ea9u trang g\u1ed3m c\u00f3 nh\u1eefng ph\u1ea7n n\u00e0o?\u2192D\u00e2y \u0111eo v\u00e0 m\u1eb7t tr\u01b0\u1edbc. + Trong c\u00e1c v\u1eadt li\u1ec7u c\u00f3 s\u1eb5n, c\u00e1c em s\u1ebd d\u00f9ng v\u1eadt li\u1ec7u n\u00e0o \u0111\u1ec3 l\u00e0m kh\u1ea9u trang v\u00e0 d\u00e2y \u0111eo? \u2192 gi\u1ea5y \u0111\u1ec3 l\u00e0m kh\u1ea9u trang v\u00e0 d\u00e2y thun \u0111\u1ec3 l\u00e0m d\u00e2y \u0111eo. + L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 g\u1eafn ch\u1eb7t d\u00e2y \u0111eo v\u00e0o kh\u1ea9u trang? \u2192D\u00f9ng ghim b\u1ea5m. + Tr\u00ean kh\u1ea9u trang th\u01b0\u01a1\u0300ng c\u00f3 c\u00e1c n\u1ebfp g\u1ea5p, c\u00e1c n\u1ebfp g\u1ea5p n\u00e0y c\u00f3 t\u00e1c d\u1ee5ng gi\u0300? \u2192 C\u00f3 th\u1ec3 m\u1edf r\u1ed9ng ra khi \u0111eo \u0111\u1ec3 gi\u00fap kh\u1ea9u trang \u00f4m kh\u00edt v\u00e0o m\u1eb7t ng\u01b0\u01a1\u0300i \u0111eo. + Chi\u1ec1u r\u1ed9ng c\u1ee7a kh\u1ea9u trang \u0111\u01b0\u1ee3c \u0111o nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi g\u01b0\u01a1ng m\u1eb7t? \u2192 \u0111o t\u1eeb m\u0169i \u0111\u1ebfn c\u1eb1m, c\u00e1ch m\u1eaft kho\u1ea3ng 1 cm, tham kh\u1ea3o hi\u0300nh v\u1ebd. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","152 + Chi\u1ec1u d\u00e0i c\u1ee7a kh\u1ea9u trang \u0111\u01b0\u1ee3c \u0111o nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi g\u01b0\u01a1ng m\u1eb7t? \u2192 \u0111o t\u1eeb m\u00e1 ph\u1ea3i sang m\u00e1 tr\u00e1i, c\u00e1ch l\u1ed7 tai kho\u1ea3ng 3 cm, tham kh\u1ea3o hi\u0300nh v\u1ebd. + L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 ng\u01b0\u01a1\u0300i d\u00f9ng x\u00e1c \u0111\u1ecbnh \u0111\u00fang chi\u1ec1u kh\u1ea9u trang quay l\u00ean hay quay xu\u1ed1ng? \u2192 c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft b\u1eb1ng ch\u1eef \u0111\u00fang chi\u1ec1u\/ng\u01b0\u1ee3c chi\u1ec1u,\u2026 - H\u1ecdc sinh ghi che\u0301p l\u1ea1i c\u00e2u tr\u1ea3 l\u1eddi ma\u0300 c\u00e1 nh\u00e2n ch\u01b0a bi\u1ebft. - \u0110\u1ea1i di\u1ec7n 2 nh\u00f3m h\u1ecdc sinh gi\u1edbi thi\u1ec7u ph\u01b0\u01a1ng \u00e1n la\u0300m s\u1ea3n ph\u1ea9m: + M\u1ed7i nh\u00f3m tri\u0300nh b\u00e0y trong 3 ph\u00fat. + N\u1ed9i dung b\u00e1o c\u00e1o: Hi\u0300nh da\u0323ng, k\u00edch th\u01b0\u1edbc, nguy\u00ean v\u1eadt li\u1ec7u, c\u00e1c b\u01b0\u1edbc l\u00e0m kh\u1ea9u trang v\u00e0 d\u00e2y \u0111eo. - C\u00e1c nh\u00f3m kh\u00e1c l\u1eafng nghe va\u0300 nh\u1eadn xe\u0301t cho nh\u00f3m b\u1ea1n. - Gi\u00e1o vi\u00ean nh\u1eafc l\u1ea1i c\u00e1c y\u00eau c\u1ea7u c\u1ee7a s\u1ea3n ph\u1ea9m va\u0300 l\u01b0u \u00fd h\u1ecdc sinh \u0111o k\u00edch th\u01b0\u1edbc c\u1ee7a kh\u1ea9u trang sao cho ch\u00ednh x\u00e1c va\u0300 ph\u00f9 h\u01a1\u0323p v\u1edbi k\u00edch th\u01b0\u1edbc c\u1ee7a g\u01b0\u01a1ng m\u1eb7t. b) Ch\u1ebf t\u1ea1o m\u1eabu, th\u1eed nghi\u1ec7m v\u00e0 \u0111\u00e1nh gi\u00e1 - H\u1ecdc sinh l\u1eafng nghe c\u00e1c b\u01b0\u1edbc ti\u1ebfn ha\u0300nh th\u1ef1c hi\u1ec7n s\u1ea3n ph\u1ea9m: + Th\u01a1\u0300i gian l\u00e0m s\u1ea3n ph\u1ea9m l\u00e0 25 ph\u00fat (Gi\u00e1o vi\u00ean c\u00f3 th\u1ec3 \u0111i\u1ec1u chi\u0309nh t\u00f9y \u0111\u1eb7c \u0111i\u1ec3m h\u1ecdc sinh v\u00e0 l\u1edbp). + Khi h\u1ebft th\u01a1\u0300i gian l\u00e0m s\u1ea3n ph\u1ea9m gi\u00e1o vi\u00ean s\u1ebd rung chu\u00f4ng. C\u00e1c nh\u00f3m c\u00f3 2 ph\u00fat \u0111\u1ec3 thu g\u1ecdn sa\u0323ch s\u1ebd khu v\u1ef1c l\u00e0m vi\u1ec7c. - C\u00e1c nh\u00f3m ti\u1ebfn ha\u0300nh ch\u1ebf t\u1ea1o va\u0300 th\u1eed nghi\u1ec7m s\u1ea3n ph\u1ea9m theo b\u1ea3n v\u1ebd \u0111\u00e3 \u0111\u01b0\u01a1\u0323c g\u00f3p \u00fd. Trong qu\u00e1 tr\u00ecnh la\u0300m s\u1ea3n ph\u1ea9m, c\u00e1c nh\u00f3m c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ph\u01b0\u01a1ng \u00e1n n\u1ebfu c\u1ea7n. Ghi ch\u00fa l\u1ea1i \u0111i\u1ec1u ch\u1ec9nh na\u0300y. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","153 - C\u00e1c nh\u00f3m t\u1ef1 \u0111\u00e1nh gi\u00e1 s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m m\u00ecnh \u0111\u00e3 \u0111\u1ea1t c\u00e1c y\u00eau c\u1ea7u gi\u00e1o vi\u00ean \u0111\u1ec1 ra ban \u0111\u1ea7u ch\u01b0a. - Gi\u00e1o vi\u00ean quan s\u00e1t va\u0300 h\u1ed7 tr\u01a1\u0323 c\u00e1c nh\u00f3m trong qu\u00e1 tr\u00ecnh ch\u1ebf t\u1ea1o va\u0300 th\u1eed nghi\u1ec7m s\u1ea3n ph\u1ea9m. c) Chia s\u1ebb, th\u1ea3o lu\u1eadn, \u0111i\u1ec1u ch\u1ec9nh - H\u1ecdc sinh l\u1eafng nghe h\u00ecnh th\u1ee9c \u0111\u00e1nh gi\u00e1: nh\u00f3m t\u1ef1 \u0111\u00e1nh gi\u00e1 chi\u1ebfm 50% t\u1ed5ng s\u1ed1 \u0111i\u1ec3m, gi\u00e1o vi\u00ean \u0111\u00e1nh gi\u00e1 chi\u1ebfm 50% t\u1ed5ng s\u1ed1 \u0111i\u1ec3m. - H\u1ecdc sinh \u0111eo th\u1eed kh\u1ea9u trang v\u01b0\u0300a ch\u1ebf t\u1ea1o c\u1ee7a nh\u00f3m m\u00ecnh, l\u1ea7n l\u01b0\u01a1\u0323t m\u1ed7i nh\u00f3m \u0111\u1ee9ng l\u00ean t\u1ea1i ch\u1ed7 \u0111\u1ec3 cho c\u00e1c b\u1ea1n kh\u00e1c nh\u00ecn th\u1ea5y s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m c\u0169ng nh\u01b0 k\u00eau g\u1ecdi c\u00e1c nh\u00f3m kh\u00e1c b\u00ecnh ch\u1ecdn cho s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m. - Sau \u0111\u00f3 c\u00e1c nh\u00f3m h\u1ecdc sinh t\u1ef1 \u0111\u00e1nh gi\u00e1 s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m va\u0300 c\u00e1c nh\u00f3m kh\u00e1c b\u0103\u0300ng c\u00e1ch ch\u1ecdn s\u1ed1 l\u01b0\u01a1\u0323ng h\u00ecnh tr\u00e1i tim t\u01b0\u01a1ng \u1ee9ng va\u0300o phi\u1ebfu \u0111\u00e1nh gi\u00e1 gi\u00e1o vi\u00ean \u0111\u00e3 chu\u1ea9n b\u1ecb. - C\u00e1c nh\u00f3m b\u00e1o c\u00e1o v\u1ec1 s\u1ea3n ph\u1ea9m v\u1edbi c\u00e1c n\u1ed9i dung nh\u01b0 sau: + Gi\u1edbi thi\u1ec7u s\u1ea3n ph\u1ea9m (c\u00f3 th\u1ec3 chi\u0309 c\u1ea7n n\u00eau \u0111i\u1ec1u chi\u0309nh so v\u1edbi thi\u1ebft k\u1ebf) + C\u1ea3m nghi\u0303 v\u1ec1 vi\u1ec7c t\u1ef1 l\u00e0m kh\u1ea9u trang. + T\u1ef1 \u0111\u00e1nh gi\u00e1 s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m mi\u0300nh v\u00e0 c\u00e1c nh\u00f3m kh\u00e1c. - C\u00e1c nh\u00f3m kh\u00e1c l\u1eafng nghe va\u0300 nh\u1eadn xe\u0301t, g\u00f3p \u00fd cho nh\u00f3m b\u1ea1n. - Gi\u00e1o vi\u00ean khen ng\u01a1\u0323i nh\u00f3m h\u1ecdc sinh t\u00edch c\u1ef1c tham gia ho\u1ea1t \u0111\u1ed9ng, nh\u1eadn \u0111\u01b0\u01a1\u0323c nhi\u1ec1u h\u00ecnh tr\u00e1i tim va\u0300 \u0111\u1ed9ng vi\u00ean c\u00e1c nh\u00f3m h\u1ecdc sinh la\u0300m ch\u01b0a t\u1ed1t \u0111\u1ec3 l\u1ea7n sau c\u1ed1 g\u1eafng h\u01a1n. - Gi\u00e1o vi\u00ean nh\u1eadn xe\u0301t va\u0300 t\u1ed5ng k\u1ebft ch\u1ee7 \u0111\u1ec1. - Gi\u00e1o vi\u00ean m\u1edf r\u1ed9ng: Ngoa\u0300i v\u1eadt li\u1ec7u gi\u1ea5y, c\u00e1c em c\u00f3 th\u1ec3 la\u0300m kh\u1ea9u trang b\u0103\u0300ng v\u1ea3i. L\u01b0u \u00fd: V\u1ea3i ph\u1ea3i s\u1ea1ch, \u0111\u1ea3m b\u1ea3o v\u1ec7 sinh, an toa\u0300n \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u1ec7 h\u00f4 h\u1ea5p. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","154 IV. Ph\u1ee5 l\u1ee5c 1. Phi\u1ebfu h\u1ecdc t\u1eadp Phi\u1ebfu h\u1ecdc t\u1eadp 1 Em h\u00e3y tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi d\u01b0\u1edbi \u0111\u00e2y: 1. Em h\u00edt th\u1edf nh\u1edd c\u00e1c c\u01a1 quan na\u0300o tr\u00ean c\u01a1 th\u1ec3? 2. Hoa\u0300n tha\u0300nh s\u01a1 \u0111\u1ed3 d\u01b0\u1edbi \u0111\u00e2y b\u0103\u0300ng c\u00e1ch n\u1ed1i t\u00ean c\u00e1c c\u01a1 quan va\u0300o ph\u1ea7n t\u01b0\u01a1ng \u1ee9ng c\u1ee7a h\u1ec7 h\u00f4 h\u1ea5p. Phi\u1ebfu h\u1ecdc t\u1eadp 2: Ph\u00e2n c\u00f4ng nhi\u1ec7m v\u1ee5 trong nh\u00f3m Th\u00e0nh vi\u00ean Nhi\u1ec7m v\u1ee5 B\u1ea1n \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 s\u1ebd \u0110o chi\u1ec1u da\u0300i c\u1ee7a kh\u1ea9u trang B\u1ea1n \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 s\u1ebd \u0110o chi\u1ec1u r\u1ed9ng c\u1ee7a kh\u1ea9u trang B\u1ea1n \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 s\u1ebd \u0110o chi\u1ec1u da\u0300i c\u1ee7a d\u00e2y B\u1ea1n \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 s\u1ebd G\u1ea5p n\u1ebfp kh\u1ea9u trang B\u1ea1n \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 s\u1ebd D\u00e1n b\u0103ng keo B\u1ea1n \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 s\u1ebd B\u1ea5m ghim T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","155 2. Phi\u1ebfu \u0111\u00e1nh gi\u00e1 2.1 Phi\u1ebfu t\u1ef1 \u0111\u00e1nh gi\u00e1 theo nh\u00f3m Em h\u00e3y t\u1ef1 cho m\u00ecnh s\u1ed1 l\u01b0\u01a1\u0323ng tr\u00e1i tim y\u00eau th\u00edch ma\u0300 em ngh\u0129 s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m em va\u0300 nh\u00f3m b\u1ea1n \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u01a1\u0323c \u0111\u1ed1i v\u1edbi m\u1ed7i ti\u00eau ch\u00ed. T\u00ean nh\u00f3m:\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 Ti\u00eau ch\u00ed T\u1ef1 \u0111\u00e1nh gi\u00e1 Em th\u1ea5y kh\u1ea9u trang che k\u00edn \u0111\u01b0\u01a1\u0323c m\u0169i va\u0300 mi\u1ec7ng c\u1ee7a b\u1ea1n nh\u1ecf. Em th\u1ea5y d\u00e2y \u0111eo da\u0300i ph\u00f9 h\u01a1\u0323p va\u0300 ch\u1eafc ch\u1eafn. T\u00ean nh\u00f3m tr\u00ean kh\u1ea9u trang r\u00f5 ra\u0300ng, \u1ea5n t\u01b0\u01a1\u0323ng. Em c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh chi\u1ec1u \u0111eo kh\u1ea9u trang d\u1ec5 da\u0300ng. Em th\u1ea5y kh\u1ea9u trang d\u1ec5 \u0111eo va\u0300 d\u1ec5 th\u00e1o. Em th\u1ea5y kh\u1ea9u trang \u0111\u01b0\u01a1\u0323c trang tr\u00ed \u0111\u1eb9p, s\u00e1ng t\u1ea1o. T\u1ed5ng s\u1ed1 tr\u00e1i tim ma\u0300 nh\u00f3m em c\u00f3 \u0111\u01b0\u01a1\u0323c Em d\u00e0nh nhi\u1ec1u tr\u00e1i tim y\u00eau th\u00edch nh\u1ea5t cho nh\u00f3m n\u00e0o? V\u00ec sao? \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","156 2.2 Phi\u1ebfu \u0111\u00e1nh gi\u00e1 c\u1ee7a gi\u00e1o vi\u00ean M\u1ee9c \u0111\u1ed9 Ti\u00eau ch\u00ed T\u1ed1t \u0110\u1ea1t Ch\u01b0a \u0111\u1ea1t Kh\u1ea9u trang c\u00f3 k\u00edch th\u01b0\u1edbc ph\u00f9 h\u01a1\u0323p v\u1edbi m\u00f4 h\u00ecnh ho\u1eb7c s\u1ed1 \u0111o theo y\u00eau c\u1ea7u. D\u00e2y \u0111eo c\u00f3 chi\u1ec1u da\u0300i ph\u00f9 h\u01a1\u0323p v\u1edbi khu\u00f4n m\u1eb7t, \u0111\u01b0\u01a1\u0323c g\u1eafn ch\u1eb7t va\u0300o kh\u1ea9u trang. Kh\u1ea9u trang c\u00f3 ghi t\u00ean c\u1ee7a nh\u00f3m b\u0103\u0300ng ma\u0300u \u0111\u1eadm\/nh\u1ea1t. Kh\u1ea9u trang c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u01a1\u0323c chi\u1ec1u \u0111eo \u0111\u00fang d\u1ef1a va\u0300o t\u00ean nh\u00f3m. Kh\u1ea9u trang d\u1ec5 \u0111eo va\u0300 d\u1ec5 th\u00e1o. Kh\u1ea9u trang \u0111\u01b0\u01a1\u0323c trang tr\u00ed th\u00eam b\u0103\u0300ng h\u00ecnh v\u1ebd ho\u1eb7c h\u00ecnh c\u1eaft d\u00e1n s\u00e1ng t\u1ea1o, ph\u1ed1i ma\u0300u ha\u0300i h\u00f2a. Nh\u00f3m tham gia ho\u1ea1t \u0111\u1ed9ng t\u00edch c\u1ef1c, ph\u00e2n c\u00f4ng c\u00f4ng vi\u1ec7c cho c\u00e1c tha\u0300nh vi\u00ean c\u1ee5 th\u1ec3. Nh\u00f3m gi\u1eef g\u00ecn v\u1ec7 sinh trong qu\u00e1 tr\u00ecnh la\u0300m s\u1ea3n ph\u1ea9m. Gi\u1edbi thi\u1ec7u \u0111\u01b0\u01a1\u0323c s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m m\u00ecnh va\u0300 chia se\u0309 c\u1ea3m nh\u1eadn v\u1ec1 s\u1ea3n ph\u1ea9m c\u1ee7a c\u00e1c nh\u00f3m kh\u00e1c. 3. S\u1ea3n ph\u00e2\u0309m minh h\u1ecda T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","157 4.3. Minh h\u1ecda m\u1ed9t s\u1ed1 b\u00e0i h\u1ecdc\/ho\u1ea1t \u0111\u1ed9ng tr\u1ea3i nghi\u1ec7m STEM l\u1edbp 3 B\u00c0I H\u1eccC STEM: M\u00d4 H\u00ccNH NG\u00c0Y V\u00c0 \u0110\u00caM TH\u00d4NG TIN V\u1ec0 B\u00c0I H\u1eccC L\u1edbp 3 Th\u1eddi l\u01b0\u1ee3ng: 2-3 ti\u1ebft Th\u1eddi \u0111i\u1ec3m t\u1ed5 ch\u1ee9c: Khi d\u1ea1y n\u1ed9i dung Tr\u00e1i \u0110\u1ea5t trong h\u1ec7 M\u1eb7t Tr\u1eddi (m\u00f4n T\u1ef1 nhi\u00ean va\u0300 X\u00e3 h\u1ed9i) M\u00f4 t\u1ea3 b\u00e0i h\u1ecdc: N\u1ed9i dung m\u00f4n T\u1ef1 nhi\u00ean va\u0300 X\u00e3 h\u1ed9i l\u1edbp 3 c\u00f3 y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t v\u1ec1 s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a Tr\u00e1i \u0110\u1ea5t trong h\u1ec7 M\u1eb7t tr\u1eddi nh\u01b0 sau: - Ch\u1ec9 va\u0300 tr\u00ecnh ba\u0300y \u0111\u01b0\u01a1\u0323c chi\u1ec1u chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a Tr\u00e1i \u0110\u1ea5t quanh m\u00ecnh n\u00f3 (quanh tr\u1ee5c) va\u0300 quanh M\u1eb7t Tr\u1eddi. - Gi\u1ea3i th\u00edch \u0111\u01b0\u01a1\u0323c \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n hi\u1ec7n t\u01b0\u01a1\u0323ng nga\u0300y va\u0300 \u0111\u00eam. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u01a1\u0323c c\u00e1c y\u00eau c\u1ea7u na\u0300y, trong ba\u0300i h\u1ecdc STEM \u201cNga\u0300y va\u0300 \u0111\u00eam\u201d, h\u1ecdc sinh s\u1ebd la\u0300m m\u1ed9t m\u00f4 h\u00ecnh g\u1ed3m c\u00f3 ngu\u1ed3n s\u00e1ng (t\u01b0\u01a1\u0323ng tr\u01b0ng cho M\u1eb7t Tr\u1eddi) va\u0300 kh\u1ed1i c\u1ea7u (t\u01b0\u01a1\u0323ng tr\u01b0ng cho Tr\u00e1i \u0110\u1ea5t), s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh na\u0300y b\u0103\u0300ng c\u00e1ch quay Tr\u00e1i \u0110\u1ea5t (quanh 1 tr\u1ee5c) va\u0300 quan s\u00e1t \u0111\u1ec3 gi\u1ea3i th\u00edch hi\u1ec7n t\u01b0\u01a1\u0323ng nga\u0300y va\u0300 \u0111\u00eam. N\u1ed9i dung ch\u1ee7 \u0111\u1ea1o v\u00e0 t\u00edch h\u1ee3p trong b\u00e0i h\u1ecdc: M\u00f4n h\u1ecdc Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t M\u00f4n T\u1ef1 nhi\u00ean - Ch\u1ec9 va\u0300 tr\u00ecnh ba\u0300y \u0111\u01b0\u01a1\u0323c chi\u1ec1u chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a Tr\u00e1i \u0110\u1ea5t h\u1ecdc va\u0300 X\u00e3 h\u1ed9i quanh m\u00ecnh n\u00f3 va\u0300 quanh M\u1eb7t Tr\u1eddi tr\u00ean s\u01a1 \u0111\u1ed3 va\u0300 (ho\u1eb7c) m\u00f4 ch\u1ee7 h\u00ecnh. \u0111\u1ea1o - Gi\u1ea3i th\u00edch \u0111\u01b0\u01a1\u0323c \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n hi\u1ec7n t\u01b0\u01a1\u0323ng nga\u0300y va\u0300 \u0111\u00eam, qua s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh ho\u1eb7c video. M\u00f4n M\u0129 thu\u1eadt - T\u1ea1o \u0111\u01b0\u01a1\u0323c s\u1ea3n ph\u1ea9m c\u00f3 s\u1ef1 t\u01b0\u01a1ng ph\u1ea3n c\u1ee7a h\u00ecnh, kh\u1ed1i d\u1ea1ng h\u1ecdc c\u01a1 b\u1ea3n. t\u00edch - Th\u1ec3 hi\u1ec7n \u0111\u01b0\u01a1\u0323c chi ti\u1ebft ho\u1eb7c h\u00ecnh \u1ea3nh tr\u1ecdng t\u00e2m \u1edf s\u1ea3n ph\u1ea9m. h\u1ee3p - Tr\u01b0ng ba\u0300y, gi\u1edbi thi\u1ec7u \u0111\u01b0\u01a1\u0323c s\u1ea3n ph\u1ea9m, chia se\u0309 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","158 M\u00f4n h\u1ecdc Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t To\u00e1n - Nh\u1eadn d\u1ea1ng \u0111\u01b0\u01a1\u0323c kh\u1ed1i c\u1ea7u th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng v\u1eadt th\u1eadt. - Gi\u1ea3i quy\u1ebft \u0111\u01b0\u01a1\u0323c m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 th\u1ef1c ti\u1ec5n \u0111\u01a1n gi\u1ea3n li\u00ean quan \u0111\u1ebfn h\u00ecnh kh\u1ed1i \u0111\u00e3 h\u1ecdc. C\u00f4ng - L\u1ef1a ch\u1ecdn \u0111\u01b0\u01a1\u0323c v\u1eadt li\u1ec7u la\u0300m \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp \u0111\u00fang y\u00eau c\u1ea7u. ngh\u1ec7 - S\u1eed d\u1ee5ng \u0111\u01b0\u01a1\u0323c c\u00e1c d\u1ee5ng c\u1ee5 \u0111\u1ec3 la\u0300m \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp \u0111\u00fang c\u00e1ch, an to\u00e0n. - La\u0300m \u0111\u01b0\u01a1\u0323c m\u1ed9t \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp \u0111\u01a1n gi\u1ea3n theo c\u00e1c b\u01b0\u1edbc cho tr\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o y\u00eau c\u1ea7u v\u1ec1 k\u0129 thu\u1eadt, th\u1ea9m m\u0129. I. Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t (c\u1ee7a b\u00e0i h\u1ecdc) - Ch\u1ec9 va\u0300 tr\u00ecnh ba\u0300y \u0111\u01b0\u01a1\u0323c chi\u1ec1u chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a Tr\u00e1i \u0110\u1ea5t quanh m\u00ecnh n\u00f3 va\u0300 quanh M\u1eb7t Tr\u1eddi tr\u00ean s\u01a1 \u0111\u1ed3 va\u0300 (ho\u1eb7c) m\u00f4 h\u00ecnh. - Gi\u1ea3i th\u00edch \u0111\u01b0\u01a1\u0323c hi\u1ec7n t\u01b0\u01a1\u0323ng nga\u0300y va\u0300 \u0111\u00eam tr\u00ean Tr\u00e1i \u0110\u1ea5t \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n d\u1ef1a tr\u00ean s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a Tr\u00e1i \u0110\u1ea5t trong h\u1ec7 M\u1eb7t Tr\u1eddi qua s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh ho\u1eb7c video. - Nh\u1eadn d\u1ea1ng \u0111\u01b0\u01a1\u0323c kh\u1ed1i c\u1ea7u th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng v\u1eadt th\u1eadt (qu\u1ea3 b\u00f3ng x\u1ed1p la\u0300m m\u00f4 h\u00ecnh Tr\u00e1i \u0110\u1ea5t). - L\u1ef1a ch\u1ecdn va\u0300 s\u1eed d\u1ee5ng \u0111\u01b0\u01a1\u0323c c\u00e1c nguy\u00ean li\u1ec7u, d\u1ee5ng c\u1ee5 \u0111\u1ec3 la\u0300m m\u00f4 h\u00ecnh 3D \u201cNga\u0300y va\u0300 \u0111\u00eam\u201d \u0111\u00fang c\u00e1ch, an toa\u0300n. - Th\u1ec3 hi\u1ec7n \u0111\u01b0\u01a1\u0323c chi ti\u1ebft ho\u1eb7c h\u00ecnh \u1ea3nh tr\u1ecdng t\u00e2m \u1edf s\u1ea3n ph\u1ea9m (v\u1ebd trang tr\u00ed \u0111\u1ea1i d\u01b0\u01a1ng, \u0111\u1ea5t li\u1ec1n tr\u00ean \u0111\u01b0\u01a1\u0323c kh\u1ed1i c\u1ea7u la\u0300m n\u1ed5i b\u1eadt \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a Tr\u00e1i \u0110\u1ea5t). - H\u01a1\u0323p t\u00e1c \u0111\u01b0\u01a1\u0323c v\u1edbi c\u00e1c tha\u0300nh vi\u00ean trong nh\u00f3m khi th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5 h\u1ecdc t\u1eadp. - T\u00edch c\u1ef1c, ch\u1ee7 \u0111\u1ed9ng n\u00eau \u00fd ki\u1ebfn c\u00e1 nh\u00e2n, l\u1eafng nghe, g\u00f3p \u00fd va\u0300 \u0111\u01b0a ra c\u00e1c k\u1ebft lu\u1eadn hay \u0111i\u1ec1u ch\u1ec9nh trong qu\u00e1 tr\u00ecnh la\u0300m vi\u1ec7c nh\u00f3m, \u0111\u00f3ng g\u00f3p \u00fd ki\u1ebfn c\u00e1 nh\u00e2n \u0111\u1ec3 hoa\u0300n thi\u1ec7n s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m m\u00ecnh va\u0300 c\u00e1c nh\u00f3m kh\u00e1c. II. \u0110\u1ed3 d\u00f9ng d\u1ea1y h\u1ecdc 1. Chu\u00e2\u0309n b\u1ecb c\u1ee7a Gi\u00e1o vi\u00ean - C\u00e1c phi\u1ebfu h\u1ecdc t\u1eadp va\u0300 phi\u1ebfu \u0111\u00e1nh gi\u00e1. - C\u00e1c video h\u01b0\u1edbng d\u1eabn h\u1ecdc sinh t\u00ecm hi\u1ec3u hi\u1ec7n t\u01b0\u01a1\u0323ng, ch\u1ebf t\u1ea1o m\u00f4 h\u00ecnh. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","159 - Nguy\u00ean v\u1eadt li\u1ec7u gi\u00e1o vi\u00ean chu\u1ea9n b\u1ecb cho 1 nh\u00f3m h\u1ecdc sinh: STT Thi\u1ebft b\u1ecb\/ H\u1ecdc li\u1ec7u S\u1ed1 l\u01b0\u1ee3ng H\u00ecnh \u1ea3nh minh ho\u1ea1 1 Qu\u1ea3 b\u00f3ng x\u1ed1p ma\u0300u tr\u1eafng, \u0111\u01b0\u1eddng 1 k\u00ednh 8-9 cm. (Gi\u00e1o vi\u00ean xuy\u00ean s\u1eb5n l\u1ed7 qua t\u00e2m qu\u1ea3 b\u00f3ng x\u1ed1p) 2 Th\u00f9ng gi\u1ea5y carton k\u00edch th\u01b0\u1edbc 1 th\u00f9ng kho\u1ea3ng 35 x 20 x 20 cm (Gi\u00e1o vi\u00ean h\u1ed7 tr\u1ee3 h\u1ecdc sinh c\u1eaft v\u00e0 kho\u00e9t c\u00e1c l\u1ed7 tr\u00ean th\u00f9ng gi\u1ea5y) 3 Que tre d\u00e0i 30-35 cm, \u0111\u01b0\u1eddng 1 que k\u00ednh 2,5-3 mm (Kh\u00f4ng c\u00f3 \u0111\u1ea7u nh\u1ecdn) 4 Gi\u1ea5y ma\u0300u \u0111en, xanh da tr\u1eddi m\u1ed7i ma\u0300u 75 cm x 50 cm 1 t\u1edd 5 Gi\u1ea5y ma\u0300u tr\u1eafng va\u0300 ma\u0300u kh\u1ed5 A4 m\u1ed7i ma\u0300u 1 t\u1edd 6 \u0110\u1ea5t n\u1eb7n 1 vi\u00ean 7 \u0110\u00e8n pin lo\u1ea1i nh\u1ecf (d\u1ea1ng m\u00f3c 1 c\u00e1i kh\u00f3a) 1 cu\u1ed9n 8 B\u0103ng keo hai m\u1eb7t 9 Qu\u1ea3 \u0111\u1ecba c\u1ea7u (\u0111\u01b0\u1eddng k\u00ednh 30 cm) 1 qu\u1ea3 10 \u0110\u00e8n pin c\u1ea7m tay 1 c\u00e1i T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","160 2. Chu\u00e2\u0309n b\u1ecb c\u1ee7a h\u1ecdc sinh - Giao cho m\u1ed7i nh\u00f3m (5-6 h\u1ecdc sinh) t\u1ef1 chu\u1ea9n b\u1ecb m\u1ed9t s\u1ed1 nguy\u00ean v\u1eadt li\u1ec7u nh\u01b0 sau: STT Thi\u1ebft b\u1ecb\/ H\u1ecdc li\u1ec7u S\u1ed1 l\u01b0\u1ee3ng H\u00ecnh \u1ea3nh minh ho\u1ea1 1 K\u00e9o 1 c\u00e1i 2 B\u00fat ch\u00ec 1 c\u00e1i 3 Th\u01b0\u1edbc ke\u0309 1 c\u00e1i 4 Compa 1 c\u00e1i 5 Ma\u0300u n\u01b0\u1edbc, c\u1ecd v\u1ebd 1 h\u1ed9p III. C\u00e1c ho\u1ea1t \u0111\u1ed9ng d\u1ea1y h\u1ecdc ch\u1ee7 y\u1ebfu 1. Ho\u1ea1t \u0111\u1ed9ng 1. M\u1edf \u0111\u1ea7u (X\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1) a) Kh\u1edfi \u0111\u1ed9ng - H\u1ecdc sinh tham gia tr\u00f2 ch\u01a1i \u201cNga\u0300y hay \u0111\u00eam\u201d trong th\u1eddi gian 3 ph\u00fat. - Gi\u00e1o vi\u00ean chia l\u1edbp tha\u0300nh hai nh\u00f3m, m\u1ed9t nh\u00f3m k\u1ec3 t\u00ean m\u1ed9t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi, nh\u00f3m c\u00f2n l\u1ea1i tr\u1ea3 l\u1eddi ho\u1ea1t \u0111\u1ed9ng \u0111\u00f3 th\u01b0\u1eddng di\u1ec5n ra va\u0300o ban nga\u0300y hay ban \u0111\u00eam va\u0300 gi\u1ea3i th\u00edch v\u00ec sao. - Gi\u00e1o vi\u00ean t\u1ed5ng k\u1ebft tr\u00f2 ch\u01a1i va\u0300 \u0111\u01b0a ra c\u00e2u h\u1ecfi \u201cTa\u0323i sao la\u0323i c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ng\u00e0y v\u00e0 \u0111\u00eam?\u201d va\u0300 d\u1eabn d\u1eaft sang ho\u1ea1t \u0111\u1ed9ng giao nhi\u1ec7m v\u1ee5. b) Giao nhi\u1ec7m v\u1ee5 \u0110\u1ec3 hi\u1ec3u va\u0300 gi\u1ea3i th\u00edch \u0111\u01b0\u01a1\u0323c nguy\u00ean nh\u00e2n hi\u1ec7n t\u01b0\u01a1\u0323ng nga\u0300y va\u0300 \u0111\u00eam tr\u00ean Tr\u00e1i \u0110\u1ea5t cho m\u1ecdi ng\u01b0\u1eddi xung quanh, gi\u00e1o vi\u00ean giao nhi\u1ec7m v\u1ee5 cho c\u00e1c nh\u00f3m h\u1ecdc sinh la\u0300m m\u00f4 h\u00ecnh \u201cNga\u0300y va\u0300 \u0111\u00eam\u201d v\u1edbi c\u00e1c y\u00eau c\u1ea7u: (1) M\u00f4 hi\u0300nh bao g\u1ed3m kh\u1ed1i c\u1ea7u t\u01b0\u1ee3ng tr\u01b0ng cho Tr\u00e1i \u0110\u1ea5t \u0111\u01b0\u1ee3c trang tr\u00ed g\u1ed3m c\u00e1c l\u1ee5c \u0111\u1ecba v\u00e0 \u0111a\u0323i d\u01b0\u01a1ng. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","161 (2) M\u00f4 hi\u0300nh c\u00f3 ngu\u1ed3n s\u00e1ng t\u01b0\u1ee3ng tr\u01b0ng cho M\u1eb7t Tr\u01a1\u0300i chi\u1ebfu v\u00e0o Tr\u00e1i \u0110\u1ea5t. (3) Kh\u1ed1i c\u1ea7u t\u01b0\u1ee3ng tr\u01b0ng cho Tr\u00e1i \u0110\u1ea5t c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed9ng quanh mi\u0300nh n\u00f3. (4) M\u00f4 h\u00ecnh \u0111\u01b0\u1ee3c trang tr\u00ed b\u1eb1ng gi\u1ea5y m\u00e0u v\u00e0 c\u00e1c chi ti\u1ebft ph\u00f9 h\u1ee3p \u0111\u1ec3 th\u1ec3 hi\u1ec7n b\u1ea7u tr\u01a1\u0300i v\u00e0o ban ng\u00e0y v\u00e0 ban \u0111\u00eam. Gi\u00e1o vi\u00ean th\u00f4ng b\u00e1o \u0111\u1ebfn h\u1ecdc sinh \u0111\u1ec3 la\u0300m \u0111\u01b0\u01a1\u0323c m\u00f4 h\u00ecnh Nga\u0300y va\u0300 \u0110\u00eam theo y\u00eau c\u1ea7u tr\u00ean, c\u1ea7n t\u00ecm hi\u1ec3u c\u00e1c ki\u1ebfn th\u1ee9c n\u1ec1n \u1edf ho\u1ea1t \u0111\u1ed9ng ti\u1ebfp theo. 2. Ho\u1ea1t \u0111\u1ed9ng 2: H\u00ecnh th\u00e0nh ki\u1ebfn th\u1ee9c m\u1edbi (T\u00ecm hi\u1ec3u ki\u1ebfn th\u1ee9c) - H\u1ecdc sinh xem video v\u1ec1 s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a Tr\u00e1i \u0110\u1ea5t trong h\u1ec7 M\u1eb7t Tr\u1eddi (t\u01b0\u0300 \u0111\u1ea7u \u0111\u1ebfn ph\u00fat 1:56) va\u0300 tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi sau: Ngu\u1ed3n video: https:\/\/www.youtube.com\/watch?v=qm94yFdCNog * C\u00e2u 1: Tr\u00e1i \u0110\u1ea5t chuy\u1ec3n \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o trong h\u1ec7 M\u1eb7t Tr\u01a1\u0300i? A. Kh\u00f4ng chuy\u1ec3n \u0111\u1ed9ng. B. Quay quanh M\u1eb7t Tr\u01a1\u0300i. C. V\u1eeba quay xung quanh M\u1eb7t Tr\u01a1\u0300i, v\u1eeba t\u1ef1 quay quanh mi\u0300nh n\u00f3. D. Chi\u0309 t\u1ef1 quay quanh mi\u0300nh n\u00f3. G\u01a1\u0323i \u00fd tr\u1ea3 l\u1eddi: \u0110\u00e1p \u00e1n C * C\u00e2u 2: Tr\u00e1i \u0110\u1ea5t quay quanh M\u1eb7t Tr\u01a1\u0300i theo chi\u1ec1u n\u00e0o? G\u01a1\u0323i \u00fd tr\u1ea3 l\u1eddi: Tr\u00e1i \u0110\u1ea5t chuy\u1ec3n \u0111\u1ed9ng quanh M\u1eb7t Tr\u1eddi theo chi\u1ec1u t\u01b0\u0300 t\u00e2y sang \u0111\u00f4ng. * C\u00e2u 3: Tr\u00e1i \u0110\u1ea5t chuy\u1ec3n \u0111\u1ed9ng quanh mi\u0300nh n\u00f3 theo chi\u1ec1u n\u00e0o? N\u1ebfu nhi\u0300n t\u1eeb c\u1ef1c B\u1eafc xu\u1ed1ng, chuy\u1ec3n \u0111\u1ed9ng n\u00e0y c\u00f9ng chi\u1ec1u hay ng\u01b0\u1ee3c chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3? G\u01a1\u0323i \u00fd tr\u1ea3 l\u1eddi: Tr\u00e1i \u0110\u1ea5t chuy\u1ec3n \u0111\u1ed9ng quanh m\u00ecnh n\u00f3 theo chi\u1ec1u t\u01b0\u0300 t\u00e2y sang \u0111\u00f4ng. N\u1ebfu nh\u00ecn t\u01b0\u0300 c\u1ef1c B\u1eafc xu\u1ed1ng, chuy\u1ec3n \u0111\u1ed9ng na\u0300y ng\u01b0\u01a1\u0323c chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","162 * C\u00e2u 4: Th\u1eddi gian \u0111\u1ec3 Tr\u00e1i \u0110\u1ea5t quay h\u1ebft m\u1ed9t v\u00f2ng quanh M\u1eb7t Tr\u1eddi l\u00e0 bao l\u00e2u? G\u01a1\u0323i \u00fd tr\u1ea3 l\u1eddi: Th\u1eddi gian \u0111\u1ec3 Tr\u00e1i \u0110\u1ea5t quay h\u1ebft m\u1ed9t v\u00f2ng quanh M\u1eb7t Tr\u1eddi la\u0300 m\u1ed9t n\u0103m. * C\u00e2u 5: Trong h\u00ecnh sau, ph\u1ea7n n\u00e0o c\u1ee7a Tr\u00e1i \u0110\u1ea5t l\u00e0 ban ng\u00e0y v\u00e0 ph\u1ea7n n\u00e0o l\u00e0 ban \u0111\u00eam? G\u01a1\u0323i \u00fd tr\u1ea3 l\u1eddi: * C\u00e2u 6: C\u00f3 ph\u1ea3i m\u1ecdi n\u01a1i tr\u00ean Tr\u00e1i \u0110\u1ea5t \u0111\u1ec1u l\u00e0 ban ng\u00e0y hay ban \u0111\u00eam c\u00f9ng l\u00fac? V\u00ec sao? G\u01a1\u0323i \u00fd tr\u1ea3 l\u1eddi: Ch\u1ec9 c\u00f3 m\u1ed9t ph\u1ea7n c\u1ee7a Tr\u00e1i \u0111\u1ea5t la\u0300 ban nga\u0300y va\u0300 ph\u1ea7n c\u00f2n l\u1ea1i la\u0300 ban \u0111\u00eam v\u00ec Tr\u00e1i \u0110\u1ea5t d\u1ea1ng h\u00ecnh c\u1ea7u n\u00ean M\u1eb7t Tr\u1eddi ch\u1ec9 chi\u1ebfu s\u00e1ng m\u1ed9t n\u1eeda Tr\u00e1i \u0110\u1ea5t * C\u00e2u 7: V\u00ec sao \u1edf mo\u0323i n\u01a1i tr\u00ean Tr\u00e1i \u0110\u1ea5t lu\u00f4n c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ng\u00e0y v\u00e0 \u0111\u00eam k\u1ebf ti\u1ebfp nhau? G\u01a1\u0323i \u00fd tr\u1ea3 l\u1eddi: M\u1ecdi n\u01a1i tr\u00ean Tr\u00e1i \u0110\u1ea5t \u0111\u1ec1u l\u1ea7n l\u01b0\u01a1\u0323t c\u00f3 nga\u0300y va\u0300 \u0111\u00eam k\u1ebf ti\u1ebfp nhau do Tr\u00e1i \u0110\u1ea5t lu\u00f4n t\u1ef1 quay quanh m\u00ecnh n\u00f3. - Gi\u00e1o vi\u00ean k\u1ebft lu\u1eadn: + Tr\u00e1i \u0110\u1ea5t v\u1eeba chuy\u1ec3n \u0111\u1ed9ng quanh m\u00ecnh n\u00f3, v\u1eeba chuy\u1ec3n \u0111\u1ed9ng quanh M\u1eb7t Tr\u1eddi. + Tr\u00e1i \u0110\u1ea5t chuy\u1ec3n \u0111\u1ed9ng quanh mi\u0300nh n\u00f3 theo chi\u1ec1u t\u1eeb t\u00e2y sang \u0111\u00f4ng. N\u1ebfu nhi\u0300n t\u1eeb c\u1ef1c B\u1eafc xu\u1ed1ng, chuy\u1ec3n \u0111\u1ed9ng n\u00e0y ng\u01b0\u1ee3c chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3. + Tr\u00e1i \u0110\u1ea5t chuy\u1ec3n \u0111\u1ed9ng quanh M\u1eb7t Tr\u01a1\u0300i theo chi\u1ec1u t\u1eeb t\u00e2y sang \u0111\u00f4ng. Th\u01a1\u0300i gian \u0111\u1ec3 Tr\u00e1i \u0110\u1ea5t quay h\u1ebft m\u1ed9t v\u00f2ng quanh M\u1eb7t Tr\u01a1\u0300i l\u00e0 m\u1ed9t n\u0103m. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","163 + C\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ng\u00e0y v\u00e0 \u0111\u00eam l\u00e0 do Tr\u00e1i \u0110\u1ea5t lu\u00f4n t\u1ef1 quay quanh mi\u0300nh n\u00f3 v\u00e0 Tr\u00e1i \u0110\u1ea5t c\u00f3 da\u0323ng hi\u0300nh c\u1ea7u n\u00ean M\u1eb7t tr\u01a1\u0300i chi\u0309 chi\u1ebfu s\u00e1ng m\u1ed9t n\u1eeda Tr\u00e1i \u0110\u1ea5t. Ta\u0323i m\u1ed9t v\u1ecb tr\u00ed tr\u00ean Tr\u00e1i \u0110\u1ea5t kho\u1ea3ng th\u01a1\u0300i gian \u0111\u01b0\u1ee3c M\u1eb7t Tr\u01a1\u0300i chi\u1ebfu s\u00e1ng l\u00e0 ban ng\u00e0y, kho\u1ea3ng th\u01a1\u0300i gian kh\u00f4ng \u0111\u01b0\u1ee3c M\u1eb7t Tr\u01a1\u0300i chi\u1ebfu s\u00e1ng l\u00e0 ban \u0111\u00eam. - Gi\u00e1o vi\u00ean c\u00f3 th\u1ec3 t\u1ed5 ch\u1ee9c cho h\u1ecdc sinh quan s\u00e1t, th\u1ef1c ha\u0300nh v\u1edbi qu\u1ea3 \u0111\u1ecba c\u1ea7u \u0111\u1ec3 h\u1ecdc sinh hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 m\u00f4 h\u00ecnh ma\u0300 m\u00ecnh c\u1ea7n ch\u1ebf t\u1ea1o. - \u0110\u1ea1i di\u1ec7n 2 h\u1ecdc sinh th\u1ef1c ha\u0300nh m\u00f4 t\u1ea3 chi\u1ec1u chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a Tr\u00e1i \u0110\u1ea5t quanh m\u00ecnh n\u00f3 va\u0300 gi\u1ea3i th\u00edch \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n hi\u1ec7n t\u01b0\u01a1\u0323ng nga\u0300y va\u0300 \u0111\u00eam tr\u00ean Tr\u00e1i \u0110\u1ea5t. + H\u1ecdc sinh 1: chi\u1ebfu \u0111\u00e8n pin v\u1ec1 ph\u00eda qu\u1ea3 \u0111\u1ecba c\u1ea7u, \u00e1nh s\u00e1ng chi\u1ebfu t\u01b0\u0300 \u0111\u00e8n pin minh h\u1ecda cho M\u1eb7t Tr\u1eddi. + H\u1ecdc sinh 2: xoay qu\u1ea3 \u0111\u1ecba c\u1ea7u nhi\u1ec1u v\u00f2ng t\u01b0\u0300 t\u01b0\u0300 quanh tr\u1ee5c ng\u01b0\u01a1\u0323c chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3 va\u0300 gi\u1ea3i th\u00edch khu v\u1ef1c na\u0300o c\u1ee7a Tr\u00e1i \u0110\u1ea5t la\u0300 ban nga\u0300y, khu v\u1ef1c na\u0300o la\u0300 ban \u0111\u00eam. 3. Ho\u1ea1t \u0111\u1ed9ng 3: Luy\u1ec7n t\u1eadp v\u00e0 v\u1eadn d\u1ee5ng (T\u00ecm gi\u1ea3i ph\u00e1p, ch\u1ebf t\u1ea1o v\u00e0 chia s\u1ebb) a) \u0110\u1ec1 xu\u1ea5t v\u00e0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p - Gi\u00e1o vi\u00ean chia l\u1edbp tha\u0300nh 5-6 nh\u00f3m theo s\u1ef1 s\u1eafp x\u1ebfp ng\u1eabu nhi\u00ean ho\u1eb7c theo t\u1ed5. - C\u00e1c nh\u00f3m h\u1ecdc sinh d\u1ef1a tr\u00ean nh\u1eefng nguy\u00ean v\u1eadt li\u1ec7u va\u0300 d\u1ef1a va\u0300o c\u00e1c c\u00e2u h\u1ecfi g\u01a1\u0323i \u00fd \u0111\u1ec3 th\u1ea3o lu\u1eadn \u0111\u1ec1 xu\u1ea5t \u00fd t\u01b0\u1edfng la\u0300m m\u00f4 h\u00ecnh: + Em d\u00f9ng v\u1eadt li\u1ec7u n\u00e0o \u0111\u1ec3 l\u00e0m qu\u1ea3 \u0111\u1ecba c\u1ea7u? + Em c\u1ea7n trang tr\u00ed m\u00e0u gi\u0300 \u0111\u1ec3 minh hoa\u0323 \u0111\u00f3 l\u00e0 \u0111a\u0323i d\u01b0\u01a1ng hay \u0111\u1ea5t li\u1ec1n? + Em d\u00f9ng v\u1eadt li\u1ec7u gi\u0300 l\u00e0m tr\u1ee5c cho Tr\u00e1i \u0111\u1ea5t? + Tr\u1ee5c Tr\u00e1i \u0110\u1ea5t s\u1ebd th\u1eb3ng \u0111\u01b0\u0301ng hay nghi\u00eang? + L\u00e0m sao \u0111\u1ec3 Tr\u00e1i \u0111\u1ea5t xoay \u0111\u01b0\u1ee3c quanh tr\u1ee5c? + Em d\u00f9ng d\u1ee5ng c\u1ee5 gi\u0300 \u0111\u1ec3 l\u00e0m \u00e1nh s\u00e1ng chi\u1ebfu ra t\u1eeb M\u1eb7t Tr\u01a1\u0300i? + Em \u0111\u1eb7t \\\"M\u1eb7t Tr\u01a1\u0300i\\\" \u1edf \u0111\u00e2u so v\u1edbi Tr\u00e1i \u0111\u1ea5t? (tr\u00ean\/d\u01b0\u1edbi\/tr\u00e1i\/ph\u1ea3i)? + Em s\u1ebd trang tr\u00ed nh\u1eefng gi\u0300 tr\u00ean b\u1ea7u tr\u01a1\u0300i \u0111\u1ec3 ph\u00e2n bi\u1ec7t ban ng\u00e0y v\u00e0 ban \u0111\u00eam? - C\u00e1c nh\u00f3m h\u1ecdc sinh th\u1ea3o lu\u1eadn \u0111\u1ec1 xu\u1ea5t \u00fd t\u01b0\u1edfng, th\u1ef1c hi\u1ec7n v\u1ebd h\u00ecnh m\u00f4 t\u1ea3 c\u00e1c b\u1ed9 ph\u1eadn cho m\u00f4 h\u00ecnh Ng\u00e0y v\u00e0 \u0111\u00eam, ghi ch\u00fa c\u00e1c nguy\u00ean v\u1eadt li\u1ec7u c\u1ea7n s\u1eed d\u1ee5ng va\u0300 \u0111\u1ec1 xu\u1ea5t c\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n la\u0300m s\u1ea3n ph\u1ea9m va\u0300o phi\u1ebfu h\u1ecdc t\u1eadp. Gi\u00e1o vi\u00ean l\u01b0u \u00fd h\u1ecdc sinh c\u1ea7n c\u1ea9n th\u1eadn khi s\u1eed d\u1ee5ng compa \u0111\u1ec3 v\u1ebd h\u00ecnh tr\u00f2n. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","164 - C\u00e1c nh\u00f3m tr\u00ecnh ba\u0300y ph\u01b0\u01a1ng \u00e1n la\u0300m s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m, sau \u0111\u00f3 nghe g\u00f3p \u00fd nh\u1eadn xe\u0301t t\u01b0\u0300 nh\u00f3m b\u1ea1n va\u0300 gi\u00e1o vi\u00ean. - Gi\u00e1o vi\u00ean nh\u1eadn xe\u0301t va\u0300 b\u1ed5 sung, nh\u1eafc l\u1ea1i c\u00e1c y\u00eau c\u1ea7u c\u1ee7a s\u1ea3n ph\u1ea9m va\u0300 l\u01b0u \u00fd h\u1ecdc sinh nh\u01b0 sau: + Khi m\u00f4 t\u1ea3 b\u1ea7u tr\u01a1\u0300i c\u1ea7n l\u01b0u \u00fd trang tr\u00ed b\u1ea7u tr\u01a1\u0300i ban ng\u00e0y c\u00f3 m\u00e0u xanh, tr\u00ean b\u1ea7u tr\u01a1\u0300i s\u1ebd c\u00f3 M\u1eb7t Tr\u01a1\u0300i v\u00e0 c\u00e1c \u0111\u00e1m m\u00e2y; b\u1ea7u tr\u01a1\u0300i ban \u0111\u00eam c\u00f3 m\u00e0u \u0111en, tr\u00ean b\u1ea7u tr\u01a1\u0300i s\u1ebd c\u00f3 m\u1eb7t tr\u0103ng v\u00e0 c\u00e1c ng\u00f4i sao. + Khi m\u00f4 t\u1ea3 Tr\u00e1i \u0110\u1ea5t c\u1ea7n l\u01b0u \u00fd Tr\u00e1i \u0110\u1ea5t c\u00f3 hi\u0300nh c\u1ea7u v\u00e0 tr\u00ean b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t c\u00f3 c\u00e1c l\u1ee5c \u0111\u1ecba v\u00e0 \u0111a\u0323i d\u01b0\u01a1ng. + C\u1ea7n \u0111\u1eb7t qu\u1ea3 c\u1ea7u Tr\u00e1i \u0110\u1ea5t \u1edf v\u1ecb tr\u00ed \u0111\u1ed1i di\u1ec7n v\u1edbi ngu\u1ed3n s\u00e1ng M\u1eb7t Tr\u01a1\u0300i, c\u00e1ch ngu\u1ed3n s\u00e1ng M\u1eb7t Tr\u01a1\u0300i kho\u1ea3ng 20 cm. + Khi xuy\u00ean que tre qua qu\u1ea3 b\u00f3ng x\u1ed1p c\u1ea7n c\u1ea9n th\u1eadn, tr\u00e1nh l\u00e0m v\u1ee1 qu\u1ea3 b\u00f3ng x\u1ed1p. + Tr\u1ee5c c\u1ee7a Tr\u00e1i \u0110\u1ea5t h\u01a1i nghi\u00eang v\u1ec1 b\u00ean ph\u1ea3i. L\u01b0u \u00fd: N\u1ebfu h\u1ecdc sinh g\u1eb7p kh\u00f3 kh\u0103n khi v\u1ebd hi\u0300nh m\u00f4 t\u1ea3 m\u00f4 hi\u0300nh Ng\u00e0y v\u00e0 \u0111\u00eam, gi\u00e1o vi\u00ean cung c\u1ea5p Phi\u1ebfu H\u1ed7 tr\u1ee3 v\u1ebd hi\u0300nh m\u00f4 t\u1ea3 (Ph\u1ee5 l\u1ee5c) \u0111\u1ec3 h\u1ecdc sinh \u0111i\u1ec1n t\u00ean b\u1ed9 ph\u1eadn v\u00e0 v\u1eadt li\u1ec7u. b) Ch\u1ebf t\u1ea1o, th\u1eed nghi\u1ec7m v\u00e0 \u0111\u00e1nh gi\u00e1 - C\u00e1c nh\u00f3m h\u1ecdc sinh s\u1eed d\u1ee5ng c\u00e1c nguy\u00ean v\u1eadt li\u1ec7u \u0111\u1ec3 ti\u1ebfn ha\u0300nh th\u1ef1c hi\u1ec7n m\u00f4 h\u00ecnh theo b\u1ea3n v\u1ebd \u0111\u00e3 \u0111\u01b0\u01a1\u0323c gi\u00e1o vi\u00ean g\u00f3p \u00fd. Gi\u00e1o vi\u00ean h\u01b0\u1edbng d\u1eabn, h\u1ed7 tr\u01a1\u0323 c\u00e1c nh\u00f3m h\u1ecdc sinh khi c\u1ea7n thi\u1ebft. - Gi\u00e1o vi\u00ean y\u00eau c\u1ea7u h\u1ecdc sinh sau khi la\u0300m s\u1ea3n ph\u1ea9m s\u1ebd ti\u1ebfn ha\u0300nh th\u1eed nghi\u1ec7m b\u0103\u0300ng c\u00e1ch b\u1eadt \u0111\u00e8n pin m\u00f4 t\u1ea3 M\u1eb7t Tr\u1eddi va\u0300 xoay kh\u1ed1i c\u1ea7u Tr\u00e1i \u0110\u1ea5t \u0111\u1ec3 minh h\u1ecda \u0111\u01b0\u01a1\u0323c hi\u1ec7n t\u01b0\u01a1\u0323ng nga\u0300y va\u0300 \u0111\u00eam va\u0300 th\u1ef1c hi\u1ec7n t\u00ecm hi\u1ec3u hi\u1ec7n t\u01b0\u01a1\u0323ng nga\u0300y \u0111\u00eam \u1edf 2 v\u1ecb tr\u00ed tr\u00ean Tr\u00e1i \u0110\u1ea5t b\u0103\u0300ng c\u00e1ch \u0111\u00e1nh d\u1ea5u ch\u1eef X \u1edf v\u1ecb tr\u00ed em cho r\u0103\u0300ng la\u0300 n\u01b0\u1edbc Vi\u1ec7t Nam va\u0300 \u0111\u00e1nh d\u1ea5u ch\u1eef Y \u1edf v\u1ecb tr\u00ed c\u1ee7a n\u01b0\u1edbc Cu Ba \u1edf ph\u00eda b\u00ean kia tr\u00ean qu\u1ea3 c\u1ea7u Tr\u00e1i \u0110\u1ea5t. B\u0103\u0300ng m\u00f4 h\u00ecnh x\u00e1c \u0111\u1ecbnh khi Vi\u1ec7t Nam la\u0300 ban nga\u0300y th\u00ec Cu Ba la\u0300 ban nga\u0300y hay ban \u0111\u00eam? - C\u00e1c nh\u00f3m h\u1ecdc sinh \u0111\u1ed1i chi\u1ebfu l\u1ea1i v\u1edbi c\u00e1c y\u00eau c\u1ea7u c\u1ee7a s\u1ea3n ph\u1ea9m do gi\u00e1o vi\u00ean \u0111\u1eb7t ra t\u01b0\u0300 \u0111\u1ea7u, n\u00eau nh\u1eefng thay \u0111\u1ed5i va\u0300 \u0111i\u1ec1u ch\u1ec9nh m\u00f4 h\u00ecnh (n\u1ebfu c\u00f3). c) Chia s\u1ebb, th\u1ea3o lu\u1eadn, \u0111i\u1ec1u ch\u1ec9nh - C\u00e1c nh\u00f3m tr\u01b0ng ba\u0300y s\u1ea3n ph\u1ea9m, c\u00f3 th\u1ec3 cho t\u1ea5t c\u1ea3 c\u00e1c nh\u00f3m ho\u1eb7c ch\u1ecdn 1-2 nh\u00f3m h\u1ecdc sinh \u0111\u1ea1i di\u1ec7n tr\u00ecnh ba\u0300y va\u0300 gi\u1ea3i th\u00edch hi\u1ec7n t\u01b0\u01a1\u0323ng (nh\u00f3m c\u00f3 2 h\u1ecdc sinh, 1 h\u1ecdc sinh tr\u00ecnh ba\u0300y, 1 h\u1ecdc sinh s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh \u0111\u1ec3 m\u00f4 t\u1ea3 hi\u1ec7n t\u01b0\u01a1\u0323ng) trong th\u1eddi gian 3 ph\u00fat. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","165 - H\u1ecdc sinh c\u00e1c nh\u00f3m kh\u00e1c l\u1eafng nghe va\u0300 nh\u1eadn xe\u0301t k\u1ebft qu\u1ea3 c\u1ee7a nh\u00f3m b\u1ea1n. - Gi\u00e1o vi\u00ean k\u1ebft h\u01a1\u0323p \u0111\u1eb7t c\u00e2u h\u1ecfi la\u0300m r\u00f5 v\u1ea5n \u0111\u1ec1 nh\u01b0: + Gi\u1ea3i th\u00edch hi\u1ec7n t\u01b0\u1ee3ng ng\u00e0y v\u00e0 \u0111\u00eam d\u1ef1a tr\u00ean m\u00f4 hi\u0300nh v\u1eeba ch\u1ebf ta\u0323o. + \u00c1nh s\u00e1ng c\u1ee7a M\u1eb7t Tr\u01a1\u0300i chi\u1ebfu v\u00e0o c\u00e1c v\u1ecb tr\u00ed kh\u00e1c nhau tr\u00ean Tr\u00e1i \u0110\u1ea5t c\u00f3 gi\u1ed1ng nhau kh\u00f4ng? + H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng n\u1ebfu Tr\u00e1i \u0110\u1ea5t ng\u1eebng t\u1ef1 quay quanh tr\u1ee5c thi\u0300 hi\u1ec7n t\u01b0\u1ee3ng ng\u00e0y v\u00e0 \u0111\u00eam tr\u00ean Tr\u00e1i \u0110\u1ea5t s\u1ebd thay \u0111\u1ed5i nh\u01b0 th\u1ebf n\u00e0o? - C\u00e1c nh\u00f3m \u0111\u00e1nh gi\u00e1 s\u1ea3n ph\u1ea9m va\u0300 ph\u1ea7n thuy\u1ebft tr\u00ecnh c\u1ee7a nh\u00f3m b\u1ea1n theo Phi\u1ebfu \u0111\u00e1nh gi\u00e1 1 va\u0300 t\u1ef1 \u0111\u00e1nh gi\u00e1 k\u1ebft qu\u1ea3 la\u0300m vi\u1ec7c nh\u00f3m theo Phi\u1ebfu \u0111\u00e1nh gi\u00e1 2. - Gi\u00e1o vi\u00ean t\u1ed5ng h\u01a1\u0323p k\u1ebft qu\u1ea3 \u0111\u00e1nh gi\u00e1, nh\u1eadn xe\u0301t v\u1ec1 s\u1ef1 tham gia ho\u1ea1t \u0111\u1ed9ng h\u1ecdc t\u1eadp c\u1ee7a h\u1ecdc sinh trong ba\u0300i h\u1ecdc. \u0110\u1ed3ng th\u1eddi gi\u00e1o vi\u00ean t\u1ed5ng k\u1ebft m\u1ed9t s\u1ed1 n\u1ed9i dung quan tr\u1ecdng c\u1ee7a ba\u0300i h\u1ecdc Nga\u0300y va\u0300 \u0110\u00eam. IV. Ph\u1ee5 l\u1ee5c 1. Phi\u1ebfu h\u1ecdc t\u1eadp - Ph\u00e1c th\u1ea3o m\u00f4 h\u00ecnh \u201cNg\u00e0y v\u00e0 \u0110\u00eam\u201d T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","166 2. Phi\u1ebfu h\u1ed7 tr\u1ee3 v\u1ebd h\u00ecnh m\u00f4 t\u1ea3 Vi\u1ebft t\u00ean v\u00e0 ghi ch\u00fa v\u1eadt li\u1ec7u s\u1eed d\u1ee5ng cho m\u1ed7i b\u1ed9 ph\u1eadn c\u1ee7a m\u00f4 hi\u0300nh trong hi\u0300nh v\u1ebd d\u01b0\u1edbi \u0111\u00e2y. 3. Phi\u1ebfu \u0111\u00e1nh gi\u00e1 T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","167 3. S\u1ea3n ph\u00e2\u0309m minh h\u1ecda T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","168 B\u00c0I H\u1eccC STEM: B\u00cd K\u00cdP \u0102N U\u1ed0NG L\u00c0NH M\u1ea0NH TH\u00d4NG TIN V\u1ec0 B\u00c0I H\u1eccC L\u1edbp 3 Th\u1eddi l\u01b0\u1ee3ng: 2 ti\u1ebft (70 ph\u00fat) Th\u1eddi \u0111i\u1ec3m t\u1ed5 ch\u1ee9c: Khi d\u1ea1y n\u1ed9i dung Ch\u0103m s\u00f3c va\u0300 b\u1ea3o v\u1ec7 c\u00e1c c\u01a1 quan trong c\u01a1 th\u1ec3 (m\u00f4n T\u1ef1 nhi\u00ean va\u0300 X\u00e3 h\u1ed9i) M\u00f4 t\u1ea3 b\u00e0i h\u1ecdc: N\u1ed9i dung m\u00f4n T\u1ef1 nhi\u00ean va\u0300 X\u00e3 h\u1ed9i l\u1edbp 3 c\u00f3 y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t v\u1ec1 vi\u1ec7c ch\u0103m s\u00f3c va\u0300 b\u1ea3o v\u1ec7 c\u00e1c c\u01a1 quan trong c\u01a1 th\u1ec3 nh\u01b0 sau: - K\u1ec3 \u0111\u01b0\u1ee3c t\u00ean m\u1ed9t s\u1ed1 th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng v\u00e0 hoa\u0323t \u0111\u1ed9ng c\u00f3 l\u1ee3i cho c\u00e1c c\u01a1 quan ti\u00eau ho\u00e1, tim ma\u0323ch, th\u1ea7n kinh. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u01a1\u0323c c\u00e1c y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t na\u0300y, trong ba\u0300i h\u1ecdc STEM \u201cB\u00ed k\u00edp \u0103n u\u1ed1ng la\u0300nh m\u1ea1nh\u201d, h\u1ecdc sinh s\u1ebd la\u0300m m\u1ed9t \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp la\u0300 b\u1ea3ng xoay \u0111\u1ec3 t\u00ecm hi\u1ec3u va\u0300 \u00f4n t\u1eadp ki\u1ebfn th\u1ee9c v\u1ec1 c\u00e1c lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng c\u00f3 l\u01a1\u0323i cho c\u00e1c c\u01a1 quan ti\u00eau ho\u00e1, tim m\u1ea1ch, th\u1ea7n kinh trong c\u01a1 th\u1ec3. N\u1ed9i dung ch\u1ee7 \u0111\u1ea1o v\u00e0 t\u00edch h\u1ee3p trong b\u00e0i h\u1ecdc: M\u00f4n h\u1ecdc Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t M\u00f4n T\u1ef1 nhi\u00ean - K\u1ec3 \u0111\u01b0\u01a1\u0323c t\u00ean m\u1ed9t s\u1ed1 th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng va\u0300 ho\u1ea1t \u0111\u1ed9ng c\u00f3 l\u01a1\u0323i h\u1ecdc va\u0300 X\u00e3 h\u1ed9i cho c\u00e1c c\u01a1 quan ti\u00eau ho\u00e1, tim m\u1ea1ch, th\u1ea7n kinh. ch\u1ee7 \u0111\u1ea1o M\u00f4n C\u00f4ng - L\u1ef1a ch\u1ecdn \u0111\u01b0\u01a1\u0323c v\u1eadt li\u1ec7u la\u0300m \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp \u0111\u00fang y\u00eau c\u1ea7u. h\u1ecdc ngh\u1ec7 - S\u1eed d\u1ee5ng \u0111\u01b0\u01a1\u0323c c\u00e1c d\u1ee5ng c\u1ee5 \u0111\u1ec3 la\u0300m \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp \u0111\u00fang c\u00e1ch, an to\u00e0n. t\u00edch To\u00e1n - La\u0300m \u0111\u01b0\u01a1\u0323c m\u1ed9t \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp \u0111\u01a1n gi\u1ea3n theo c\u00e1c b\u01b0\u1edbc cho h\u1ee3p tr\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o y\u00eau c\u1ea7u v\u1ec1 k\u0129 thu\u1eadt, th\u1ea9m m\u0129. - S\u1eed d\u1ee5ng \u0111\u01b0\u01a1\u0323c compa \u0111\u1ec3 v\u1ebd \u0111\u01b0\u1eddng tr\u00f2n. - Gi\u1ea3i quy\u1ebft \u0111\u01b0\u01a1\u0323c m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn g\u1ea5p, c\u1eaft, ghe\u0301p, x\u1ebfp, v\u1ebd va\u0300 t\u1ea1o h\u00ecnh trang tr\u00ed. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","169 M\u00f4n h\u1ecdc Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t M\u0129 thu\u1eadt - Hi\u1ec3u \u0111\u01b0\u01a1\u0323c m\u1ed9t s\u1ed1 thao t\u00e1c, c\u00f4ng \u0111o\u1ea1n c\u01a1 b\u1ea3n \u0111\u1ec3 la\u0300m n\u00ean s\u1ea3n ph\u1ea9m. - Th\u1ec3 hi\u1ec7n \u0111\u01b0\u01a1\u0323c chi ti\u1ebft ho\u1eb7c h\u00ecnh \u1ea3nh tr\u1ecdng t\u00e2m \u1edf s\u1ea3n ph\u1ea9m. - Tr\u01b0ng ba\u0300y, gi\u1edbi thi\u1ec7u \u0111\u01b0\u01a1\u0323c s\u1ea3n ph\u1ea9m, chia se\u0309 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng. I. Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t (c\u1ee7a b\u00e0i h\u1ecdc) - Nh\u1eadn bi\u1ebft \u0111\u01b0\u01a1\u0323c lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng c\u00f3 l\u01a1\u0323i hay kh\u00f4ng c\u00f3 l\u01a1\u0323i cho s\u1ee9c kh\u1ecfe. - K\u1ec3 t\u00ean c\u00e1c lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng t\u1ed1t cho c\u01a1 quan ti\u00eau ho\u00e1, tu\u1ea7n hoa\u0300n, th\u1ea7n kinh. - L\u1ef1a ch\u1ecdn \u0111\u01b0\u01a1\u0323c v\u1eadt li\u1ec7u va\u0300 la\u0300m \u0111\u01b0\u01a1\u0323c b\u1ea3ng xoay \u201cB\u00ed k\u00edp \u0103n u\u1ed1ng la\u0300nh m\u1ea1nh\u201d \u0111\u00fang y\u00eau c\u1ea7u va\u0300 \u0111\u1ea3m b\u1ea3o y\u00eau c\u1ea7u v\u1ec1 k\u0129 thu\u1eadt, th\u1ea9m m\u0129. - Th\u1ef1c hi\u1ec7n \u0111\u01b0\u01a1\u0323c vi\u1ec7c \u0111o, v\u1ebd, c\u1eaft h\u00ecnh tr\u00f2n va\u0300 chia h\u00ecnh tr\u00f2n tha\u0300nh c\u00e1c ph\u1ea7n b\u0103\u0300ng nhau. - H\u01a1\u0323p t\u00e1c \u0111\u01b0\u01a1\u0323c v\u1edbi c\u00e1c tha\u0300nh vi\u00ean trong nh\u00f3m khi th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5 h\u1ecdc t\u1eadp. - T\u00edch c\u1ef1c, ch\u1ee7 \u0111\u1ed9ng n\u00eau \u00fd ki\u1ebfn c\u00e1 nh\u00e2n, l\u1eafng nghe, g\u00f3p \u00fd va\u0300 \u0111\u01b0a ra c\u00e1c k\u1ebft lu\u1eadn hay \u0111i\u1ec1u ch\u1ec9nh trong qu\u00e1 tr\u00ecnh la\u0300m vi\u1ec7c nh\u00f3m, \u0111\u00f3ng g\u00f3p \u00fd ki\u1ebfn c\u00e1 nh\u00e2n \u0111\u1ec3 hoa\u0300n thi\u1ec7n s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m m\u00ecnh va\u0300 c\u00e1c nh\u00f3m kh\u00e1c. II. \u0110\u1ed3 d\u00f9ng d\u1ea1y h\u1ecdc 1. Chu\u00e2\u0309n b\u1ecb c\u1ee7a Gi\u00e1o vi\u00ean - C\u00e1c phi\u1ebfu h\u1ecdc t\u1eadp va\u0300 phi\u1ebfu \u0111\u00e1nh gi\u00e1. - C\u00e1c video h\u01b0\u1edbng d\u1eabn h\u1ecdc sinh t\u00ecm hi\u1ec3u ki\u1ebfn th\u1ee9c, la\u0300m m\u00f4 h\u00ecnh. - Nguy\u00ean v\u1eadt li\u1ec7u gi\u00e1o vi\u00ean chu\u1ea9n b\u1ecb cho 1 nh\u00f3m h\u1ecdc sinh: STT Thi\u1ebft b\u1ecb\/H\u1ecdc li\u1ec7u S\u1ed1 l\u01b0\u1ee3ng H\u00ecnh \u1ea3nh minh ho\u1ea1 1 Gi\u1ea5y Roki kh\u1ed5 A3 1 t\u1edd T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","170 STT Thi\u1ebft b\u1ecb\/H\u1ecdc li\u1ec7u S\u1ed1 l\u01b0\u1ee3ng H\u00ecnh \u1ea3nh minh ho\u1ea1 2 Gi\u1ea5y b\u00eca c\u1ee9ng ma\u0300u A4 1 t\u1edd 3 H\u00ecnh \u1ea3nh m\u1ed9t s\u1ed1 lo\u1ea1i M\u1ed7i nh\u00f3m th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng h\u1ecdc sinh 1 b\u1ed9 4 H\u00ecnh \u1ea3nh m\u1eb7t c\u01b0\u1eddi, 1 b\u1ed9 m\u1eb7t m\u1ebfu va\u0300 c\u00e1c c\u01a1 quan tim m\u1ea1ch, th\u1ea7n kinh, ti\u00eau h\u00f3a 5 Ghim c\u00e1nh ph\u01b0\u01a1\u0323ng 1 c\u00e1i (\u0111inh ghim 2 ch\u00e2n) 2. Chu\u00e2\u0309n b\u1ecb c\u1ee7a h\u1ecdc sinh - Giao cho m\u1ed7i nh\u00f3m (5-6 h\u1ecdc sinh) t\u1ef1 chu\u1ea9n b\u1ecb m\u1ed9t s\u1ed1 nguy\u00ean v\u1eadt li\u1ec7u nh\u01b0 sau: STT Thi\u1ebft b\u1ecb\/ H\u1ecdc li\u1ec7u S\u1ed1 l\u01b0\u1ee3ng H\u00ecnh \u1ea3nh minh ho\u1ea1 1 K\u00e9o 1 c\u00e1i 2 B\u00fat ch\u00ec 1 c\u00e1i 3 Th\u01b0\u1edbc ke\u0309 1 c\u00e1i 4 Compa 1 c\u00e1i 5 H\u1ed3 d\u00e1n 1 h\u1ed9p T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","171 III. C\u00e1c ho\u1ea1t \u0111\u1ed9ng d\u1ea1y h\u1ecdc ch\u1ee7 y\u1ebfu 1. Ho\u1ea1t \u0111\u1ed9ng 1. M\u1edf \u0111\u1ea7u (X\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1) a) Kh\u1edfi \u0111\u1ed9ng - Gi\u00e1o vi\u00ean chia l\u1edbp tha\u0300nh c\u00e1c nh\u00f3m h\u1ecdc sinh theo t\u1ed5 ho\u1eb7c the\u0309 ma\u0300u (5-6 h\u1ecdc sinh\/nh\u00f3m). - Gi\u00e1o vi\u00ean t\u1ed5 ch\u1ee9c cho h\u1ecdc sinh th\u1ea3o lu\u1eadn nh\u00f3m v\u1ec1 nh\u1eefng lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng ma\u0300 c\u00e1c h\u1ecdc sinh s\u1eed d\u1ee5ng h\u0103\u0300ng nga\u0300y trong th\u1eddi gian 3 ph\u00fat, sau \u0111\u00f3 vi\u1ebft k\u1ebft qu\u1ea3 l\u00ean b\u1ea3ng nh\u00f3m. - H\u1ecdc sinh treo c\u00e1c b\u1ea3ng nh\u00f3m l\u00ean b\u1ea3ng l\u1edbn. Sau \u0111\u00f3 \u0111\u1ea1i di\u1ec7n 1-2 nh\u00f3m chia se\u0309 v\u1ec1 k\u1ebft qu\u1ea3 th\u1ea3o lu\u1eadn. - H\u1ecdc sinh c\u00e1c nh\u00f3m kh\u00e1c va\u0300 gi\u00e1o vi\u00ean nh\u1eadn xe\u0301t va\u0300 b\u1ed5 sung. - Gi\u00e1o vi\u00ean d\u1eabn d\u1eaft: Th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng ch\u00fang ta s\u1eed d\u1ee5ng h\u1eb1ng ng\u00e0y r\u1ea5t phong ph\u00fa v\u00e0 \u0111a da\u0323ng, nh\u01b0ng kh\u00f4ng ph\u1ea3i loa\u0323i th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng n\u00e0o c\u0169ng t\u1ed1t cho c\u01a1 th\u1ec3 n\u1ebfu ch\u00fang ta s\u1eed d\u1ee5ng th\u01b0\u01a1\u0300ng xuy\u00ean. V\u1eady l\u00e0m sao c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c loa\u0323i th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng n\u00e0o t\u1ed1t cho c\u01a1 th\u1ec3 v\u00e0 \u0111\u1eb7c bi\u1ec7t c\u00f3 l\u1ee3i cho c\u00e1c c\u01a1 quan ti\u00eau h\u00f3a, tu\u1ea7n ho\u00e0n, th\u1ea7n kinh? b) Giao nhi\u1ec7m v\u1ee5 - \u0110\u1ec3 nh\u1eadn bi\u1ebft \u0111\u01b0\u01a1\u0323c lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng c\u00f3 l\u01a1\u0323i cho c\u01a1 quan ti\u00eau ho\u00e1, tu\u1ea7n hoa\u0300n, th\u1ea7n kinh t\u01b0\u0300 \u0111\u00f3 l\u1ef1a ch\u1ecdn c\u00e1c lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng t\u1ed1t cho s\u1ee9c kh\u1ecfe, gi\u00e1o vi\u00ean giao nhi\u1ec7m v\u1ee5 cho c\u00e1c nh\u00f3m t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng, l\u1ef1a ch\u1ecdn nguy\u00ean v\u1eadt li\u1ec7u, thi\u1ebft k\u1ebf va\u0300 la\u0300m b\u1ea3ng xoay \u201cB\u00ed k\u00edp \u0103n u\u1ed1ng la\u0300nh m\u1ea1nh\u201d v\u1edbi c\u00e1c y\u00eau c\u1ea7u sau \u0111\u00e2y: (1) Cung c\u1ea5p \u0111\u01b0\u1ee3c th\u00f4ng tin v\u1ec1 \u00edt nh\u1ea5t 16 lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng s\u1eed d\u1ee5ng h\u1eb1ng ng\u00e0y. Th\u00f4ng tin v\u1ec1 m\u1ed7i lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng bao g\u1ed3m: lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng \u0111\u00f3 c\u00f3 l\u1ee3i hay kh\u00f4ng c\u00f3 l\u1ee3i n\u00f3i chung, v\u00e0 c\u00f3 l\u1ee3i cho c\u01a1 quan ti\u00eau h\u00f3a, tu\u1ea7n ho\u00e0n hay th\u1ea7n kinh. (2) Chi\u0309 cung c\u1ea5p th\u00f4ng tin v\u1ec1 m\u1ed9t loa\u0323i th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng ta\u0323i m\u1ed9t th\u01a1\u0300i \u0111i\u1ec3m. (3) \u0110\u01b0\u1ee3c l\u00e0m b\u1eb1ng gi\u1ea5y ho\u1eb7c bi\u0300a c\u01b0\u0301ng ho\u1eb7c v\u1eadt li\u1ec7u t\u00e1i ch\u1ebf. (4) C\u00f3 th\u1ec3 xoay v\u00e0 tri\u0300nh b\u00e0y ngay th\u00f4ng tin v\u1ec1 m\u1ed9t loa\u0323i th\u01b0\u0301c \u0103n, ho\u1eb7c \u0111\u1ed3 u\u1ed1ng. (5) \u0110\u01b0\u1ee3c tri\u0300nh b\u00e0y \u0111\u1eb9p. Gi\u00e1o vi\u00ean d\u1eabn d\u1eaft h\u1ecdc sinh: \u0111\u1ec3 la\u0300m \u0111\u01b0\u01a1\u0323c b\u1ea3ng xoay \u201cB\u00ed k\u00edp \u0103n u\u1ed1ng la\u0300nh m\u1ea1nh\u201d theo y\u00eau c\u1ea7u tr\u00ean, c\u1ea7n t\u00ecm hi\u1ec3u c\u00e1c ki\u1ebfn th\u1ee9c n\u1ec1n \u1edf ho\u1ea1t \u0111\u1ed9ng ti\u1ebfp theo. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","172 2. Ho\u1ea1t \u0111\u1ed9ng 2: H\u00ecnh th\u00e0nh ki\u1ebfn th\u1ee9c m\u1edbi (T\u00ecm hi\u1ec3u ki\u1ebfn th\u1ee9c) a) L\u1ef1a ch\u1ecdn th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng c\u00f3 l\u1ee3i cho c\u01a1 quan ti\u00eau h\u00f3a, tu\u1ea7n ho\u00e0n, th\u1ea7n kinh - Gi\u00e1o vi\u00ean chi\u1ebfu l\u00ean ma\u0300n h\u00ecnh b\u0103\u0300ng m\u00e1y chi\u1ebfu b\u1ea3ng 20 lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng va\u0300 y\u00eau c\u1ea7u h\u1ecdc sinh hoa\u0300n tha\u0300nh nhi\u1ec7m v\u1ee5 1 trong phi\u1ebfu h\u1ecdc t\u1eadp th\u1ea3o lu\u1eadn theo nh\u00f3m l\u1ef1a ch\u1ecdn lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng na\u0300o c\u00f3 l\u01a1\u0323i, lo\u1ea1i na\u0300o kh\u00f4ng c\u00f3 l\u01a1\u0323i cho s\u1ee9c kh\u1ecfe va\u0300 gi\u1ea3i th\u00edch l\u00ed do c\u1ee7a s\u1ef1 l\u1ef1a ch\u1ecdn \u0111\u00f3. 12345 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 - H\u1ecdc sinh tham gia th\u1ea3o lu\u1eadn nh\u00f3m va\u0300 hoa\u0300n tha\u0300nh nhi\u1ec7m v\u1ee5 \u0111\u01b0\u01a1\u0323c giao trong th\u1eddi gian 5 ph\u00fat. - Gi\u00e1o vi\u00ean m\u1eddi \u0111\u1ea1i di\u1ec7n h\u1ecdc sinh l\u00ean b\u1ea3ng va\u0300 tr\u00ecnh ba\u0300y k\u1ebft qu\u1ea3 th\u1ea3o lu\u1eadn c\u1ee7a nh\u00f3m va\u0300 gi\u1ea3i th\u00edch l\u00ed do l\u1ef1a ch\u1ecdn. - C\u00e1c nh\u00f3m kh\u00e1c c\u00f9ng gi\u00e1o vi\u00ean nh\u1eadn xe\u0301t, b\u1ed5 sung. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","173 - Gi\u00e1o vi\u00ean ti\u1ebfp t\u1ee5c giao nhi\u1ec7m v\u1ee5 c\u00e1c nh\u00f3m th\u1ea3o lu\u1eadn: Trong c\u00e1c loa\u0323i th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng tr\u00ean, em h\u00e3y ch\u1ecdn loa\u0323i n\u00e0o c\u00f3 l\u1ee3i cho c\u01a1 quan ti\u00eau h\u00f3a, th\u1ea7n kinh, tu\u1ea7n ho\u00e0n khi s\u1eed d\u1ee5ng th\u01b0\u01a1\u0300ng xuy\u00ean. - H\u1ecdc sinh tham gia th\u1ea3o lu\u1eadn nh\u00f3m va\u0300 hoa\u0300n tha\u0300nh nhi\u1ec7m v\u1ee5 \u0111\u01b0\u01a1\u0323c giao trong th\u1eddi gian 5 ph\u00fat. - Gi\u00e1o vi\u00ean m\u1eddi \u0111\u1ea1i di\u1ec7n h\u1ecdc sinh l\u00ean b\u1ea3ng l\u1ef1a ch\u1ecdn va\u0300 \u0111i\u1ec1n t\u00ean c\u00e1c lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng c\u00f3 l\u01a1\u0323i cho t\u01b0\u0300ng c\u01a1 quan ti\u00eau h\u00f3a, tu\u1ea7n hoa\u0300n, th\u1ea7n kinh va\u0300o b\u1ea3ng sau: - Gi\u00e1o vi\u00ean k\u1ebft lu\u1eadn: \u0110\u1ec3 b\u1ea3o v\u1ec7 c\u01a1 quan ti\u00eau h\u00f3a, th\u1ea7n kinh, tu\u1ea7n ho\u00e0n, c\u00e1c em n\u00ean s\u1eed d\u1ee5ng c\u00e1c loa\u0323i th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng t\u01b0\u01a1i, sa\u0323ch, \u0111\u01b0\u1ee3c n\u1ea5u ch\u00edn v\u00e0 h\u1ee3p v\u1ec7 sinh; \u0111a da\u0323ng v\u00e0 \u0111\u1ea7y \u0111\u1ee7 ch\u1ea5t dinh d\u01b0\u1ee1ng. Ha\u0323n ch\u1ebf s\u1eed d\u1ee5ng th\u01b0\u0301c \u0103n nhanh, \u0111\u1ed3 chi\u00ean r\u00e1n, \u0111\u1ed3 u\u1ed1ng c\u00f3 ga, bia, r\u01b0\u1ee3u v\u00e0 th\u01b0\u0301c \u0103n c\u00f3 ch\u01b0\u0301a nhi\u1ec1u ch\u1ea5t chua, cay\u2026. b) Li\u00ean h\u1ec7 c\u00e1c lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng y\u00eau th\u00edch - H\u1ecdc sinh th\u1ea3o lu\u1eadn c\u1eb7p \u0111\u00f4i, chia se\u0309 v\u1ec1 c\u00e1c lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng y\u00eau th\u00edch va\u0300 \u0111\u00e1nh gi\u00e1 nh\u1eefng th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng \u0111\u00f3 c\u00f3 l\u01a1\u0323i hay c\u00f3 h\u1ea1i cho c\u00e1c c\u01a1 quan ti\u00eau h\u00f3a, tu\u1ea7n hoa\u0300n va\u0300 th\u1ea7n kinh n\u1ebfu s\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean. - Gi\u00e1o vi\u00ean m\u1eddi 2-3 nh\u00f3m h\u1ecdc sinh l\u00ean chia se\u0309 tr\u01b0\u1edbc l\u1edbp. Gi\u00e1o vi\u00ean c\u00f3 th\u1ec3 g\u01a1\u0323i \u00fd h\u1ecdc sinh m\u1eabu tr\u00ecnh ba\u0300y\u201cN\u1ebfu s\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng tr\u00ean th\u00ec s\u1ebd \u2026\u2026\u2026\u2026\u2026.. cho c\u01a1 quan ti\u00eau h\u00f3a, tu\u1ea7n ho\u00e0n, th\u1ea7n kinh v\u00ec \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026 Do \u0111\u00f3, em s\u1ebd\u2026\u2026\u2026.\u201d. - C\u00e1c nh\u00f3m h\u1ecdc sinh kh\u00e1c nh\u1eadn xe\u0301t, b\u1ed5 sung. - Gi\u00e1o vi\u00ean nh\u1eadn xe\u0301t va\u0300 c\u00f9ng h\u1ecdc sinh r\u00fat ra k\u1ebft lu\u1eadn: Ch\u00fang ta c\u1ea7n th\u01b0\u01a1\u0300ng xuy\u00ean s\u1eed d\u1ee5ng nh\u1eefng loa\u0323i th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng c\u00f3 l\u1ee3i, thay \u0111\u1ed5i th\u00f3i quen v\u00e0 ha\u0323n ch\u1ebf s\u1eed d\u1ee5ng nh\u1eefng th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng kh\u00f4ng t\u1ed1t cho c\u01a1 th\u1ec3. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","174 3. Ho\u1ea1t \u0111\u1ed9ng 3: Luy\u1ec7n t\u1eadp v\u00e0 v\u1eadn d\u1ee5ng (T\u00ecm gi\u1ea3i ph\u00e1p, ch\u1ebf t\u1ea1o v\u00e0 chia s\u1ebb) a) \u0110\u1ec1 xu\u1ea5t v\u00e0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p - H\u1ecdc sinh quan s\u00e1t s\u1ea3n ph\u1ea9m m\u1eabu va\u0300 m\u00f4 t\u1ea3 h\u00ecnh d\u1ea1ng, k\u00edch th\u01b0\u1edbc, c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a b\u1ea3ng xoay trong s\u1ea3n ph\u1ea9m m\u1eabu. - D\u1ef1a va\u0300o vi\u1ec7c t\u00ecm hi\u1ec3u s\u1ea3n ph\u1ea9m m\u1eabu, c\u00e1c nh\u00f3m l\u1ef1a ch\u1ecdn c\u00e1c v\u1eadt li\u1ec7u, d\u1ee5ng c\u1ee5 \u0111\u1ec3 la\u0300m s\u1ea3n ph\u1ea9m \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u \u0111\u1eb7t ra. Sau \u0111\u00f3 th\u1ea3o lu\u1eadn \u0111\u1ec1 xu\u1ea5t \u00fd t\u01b0\u1edfng, th\u1ef1c hi\u1ec7n v\u1ebd h\u00ecnh c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a b\u1ea3ng xoay \u201cB\u00ed k\u00edp \u0103n u\u1ed1ng la\u0300nh m\u1ea1nh\u201d, ghi ch\u00fa c\u00e1c nguy\u00ean v\u1eadt li\u1ec7u c\u1ea7n s\u1eed d\u1ee5ng va\u0300 \u0111\u1ec1 xu\u1ea5t c\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n la\u0300m s\u1ea3n ph\u1ea9m va\u0300o phi\u1ebfu h\u1ecdc t\u1eadp. - C\u00e1c nh\u00f3m tr\u00ecnh ba\u0300y ph\u01b0\u01a1ng \u00e1n la\u0300m s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m trong th\u1eddi gian 3 ph\u00fat, sau \u0111\u00f3 nghe g\u00f3p \u00fd nh\u1eadn xe\u0301t t\u01b0\u0300 nh\u00f3m b\u1ea1n va\u0300 gi\u00e1o vi\u00ean. Gi\u00e1o vi\u00ean c\u00f3 th\u1ec3 \u0111\u1eb7t ra m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi th\u1ea3o lu\u1eadn nh\u01b0 sau: + L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 xoay \u0111\u01b0\u1ee3c? + Ngo\u00e0i hi\u0300nh tr\u00f2n nh\u01b0 s\u1ea3n ph\u1ea9m m\u1eabu, c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf b\u1ea3ng xoay v\u1edbi c\u00e1c hi\u0300nh da\u0323ng kh\u00e1c \u0111\u01b0\u1ee3c kh\u00f4ng? Vi\u0300 sao? + L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea3ng xoay chi\u0309 cung c\u1ea5p th\u00f4ng tin v\u1ec1 m\u1ed9t loa\u0323i th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng ta\u0323i m\u1ed9t th\u01a1\u0300i \u0111i\u1ec3m? + L\u00e0m th\u1ebf n\u00e0o c\u00f3 th\u1ec3 m\u00f4 t\u1ea3 ng\u1eafn g\u1ecdn c\u00e1c th\u00f4ng tin v\u1ec1 th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng? - Gi\u00e1o vi\u00ean nh\u1eadn xe\u0301t va\u0300 b\u1ed5 sung, \u0111\u1ed3ng th\u1eddi nh\u1eafc l\u1ea1i c\u00e1c y\u00eau c\u1ea7u c\u1ee7a s\u1ea3n ph\u1ea9m va\u0300 l\u01b0u \u00fd h\u1ecdc sinh nh\u01b0 sau: + C\u1ea7n x\u00e1c \u0111\u1ecbnh t\u00e2m, l\u1ef1a ch\u1ecdn \u0111\u1ed9 d\u00e0i b\u00e1n k\u00ednh v\u00e0 d\u00f9ng compa \u0111\u1ec3 v\u1ebd hi\u0300nh tr\u00f2n l\u1edbn tr\u00ean gi\u1ea5y Roki. + L\u1ef1a ch\u1ecdn \u0111\u1ed9 d\u00e0i b\u00e1n k\u00ednh c\u1ee7a hi\u0300nh tr\u00f2n nh\u1ecf sao cho kho\u1ea3ng c\u00e1ch gi\u1eefa hi\u0300nh tr\u00f2n l\u1edbn v\u00e0 nh\u1ecf \u0111\u1ee7 \u0111\u1ec3 d\u00e1n c\u00e1c hi\u0300nh \u1ea3nh th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng. + D\u00f9ng compa \u0111\u1ec3 v\u1ebd h\u00ecnh tr\u00f2n nh\u1ecf sao cho h\u00ecnh tr\u00f2n nh\u1ecf \u0111\u1ed3ng t\u00e2m v\u1edbi h\u00ecnh tr\u00f2n l\u1edbn. +D\u00f9ng th\u01b0\u1edbc th\u1eb3ng v\u00e0 b\u00fat chi\u0300 chia 2 hi\u0300nh tr\u00f2n th\u00e0nh 16 ph\u1ea7n b\u1eb1ng nhau (l\u1ea7n l\u01b0\u1ee3t chia \u0111\u00f4i hi\u0300nh tr\u00f2n, sau \u0111\u00f3 chia ti\u1ebfp th\u00e0nh 4 ph\u1ea7n, chia th\u00e0nh 8 ph\u1ea7n r\u1ed3i chia th\u00e0nh 16 ph\u1ea7n) + Hi\u0300nh tr\u00f2n xoay c\u00f3 \u0111\u1ed9 d\u00e0i b\u00e1n k\u00ednh b\u1eb1ng hi\u0300nh tr\u00f2n nh\u1ecf, s\u1eed d\u1ee5ng compa \u0111\u1ec3 \u0111o v\u00e0 v\u1ebd tr\u00ean gi\u1ea5y bi\u0300a c\u01b0\u0301ng m\u00e0u. + C\u1ea7n \u0111o k\u00edch th\u01b0\u1edbc \u00f4 tr\u1ed1ng tr\u00ean hi\u0300nh tr\u00f2n xoay v\u00e0 c\u1eaft sao cho th\u1ec3 hi\u1ec7n \u0111\u01b0\u1ee3c c\u00e1c th\u00f4ng tin ph\u00eda d\u01b0\u1edbi. + G\u1eafn ghim c\u00e1nh ph\u01b0\u1ee3ng \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh 2 h\u00ecnh tr\u00f2n v\u00e0 c\u1ea7n ghim \u1edf t\u00e2m 2 h\u00ecnh tr\u00f2n. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","175 b) Ch\u1ebf t\u1ea1o, th\u1eed nghi\u1ec7m v\u00e0 \u0111\u00e1nh gi\u00e1 - Gi\u00e1o vi\u00ean h\u01b0\u1edbng d\u1eabn c\u00e1c b\u01b0\u1edbc ti\u1ebfn ha\u0300nh: H\u1ecdc sinh la\u0300m vi\u1ec7c theo nh\u00f3m, la\u0300m s\u1ea3n ph\u1ea9m theo ph\u01b0\u01a1ng \u00e1n \u0111\u00e3 th\u1ed1ng nh\u1ea5t trong v\u00f2ng 25 ph\u00fat. (Gi\u00e1o vi\u00ean c\u00f3 th\u1ec3 \u0111i\u1ec1u chi\u0309nh t\u00f9y theo \u0111\u1eb7c \u0111i\u1ec3m h\u1ecdc sinh. Gi\u00e1o vi\u00ean c\u00f3 th\u1ec3 y\u00eau c\u1ea7u h\u1ecdc sinh t\u1ef1 s\u01b0u t\u1ea7m ho\u1eb7c gi\u00e1o vi\u00ean cung c\u1ea5p hi\u0300nh d\u00e1n c\u00e1c loa\u0323i th\u01b0\u0301c \u0103n, \u0111\u1ed3 u\u1ed1ng). - C\u00e1c nh\u00f3m ti\u1ebfn ha\u0300nh la\u0300m va\u0300 th\u1eed nghi\u1ec7m s\u1ea3n ph\u1ea9m theo b\u1ea3n v\u1ebd \u0111\u00e3 \u0111\u01b0\u01a1\u0323c g\u00f3p \u00fd. Trong qu\u00e1 tr\u00ecnh la\u0300m s\u1ea3n ph\u1ea9m, c\u00e1c nh\u00f3m c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ph\u01b0\u01a1ng \u00e1n n\u1ebfu c\u1ea7n. Ghi ch\u00fa l\u1ea1i \u0111i\u1ec1u ch\u1ec9nh na\u0300y. - C\u00e1c nh\u00f3m t\u1ef1 \u0111\u00e1nh gi\u00e1 s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m m\u00ecnh \u0111\u00e3 \u0111\u1ea1t c\u00e1c y\u00eau c\u1ea7u gi\u00e1o vi\u00ean \u0111\u1ec1 ra ban \u0111\u1ea7u ch\u01b0a. - Gi\u00e1o vi\u00ean quan s\u00e1t va\u0300 h\u1ed7 tr\u01a1\u0323 c\u00e1c nh\u00f3m trong qu\u00e1 tr\u00ecnh ch\u1ebf t\u1ea1o va\u0300 th\u1eed nghi\u1ec7m s\u1ea3n ph\u1ea9m. Gi\u00e1o vi\u00ean y\u00eau c\u1ea7u h\u1ecdc sinh v\u1ec7 sinh s\u1ea1ch s\u1ebd khu v\u1ef1c la\u0300m vi\u1ec7c sau khi hoa\u0300n tha\u0300nh s\u1ea3n ph\u1ea9m. c) Chia s\u1ebb, th\u1ea3o lu\u1eadn, \u0111i\u1ec1u ch\u1ec9nh - Gi\u00e1o vi\u00ean t\u1ed5 ch\u1ee9c cho c\u00e1c nh\u00f3m tr\u01b0ng ba\u0300y s\u1ea3n ph\u1ea9m va\u0300 tr\u00ecnh ba\u0300y ba\u0300i b\u00e1o c\u00e1o v\u1edbi c\u00e1c n\u1ed9i dung sau trong th\u1eddi gian 3 ph\u00fat: + Gi\u1edbi thi\u1ec7u s\u1ea3n ph\u1ea9m (c\u00f3 th\u1ec3 chi\u0309 c\u1ea7n n\u00eau \u0111i\u1ec1u chi\u0309nh so v\u1edbi thi\u1ebft k\u1ebf) + Gi\u1ea3i th\u00edch t\u1eebng lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng c\u00f3 l\u1ee3i hay kh\u00f4ng c\u00f3 l\u1ee3i cho c\u00e1c c\u01a1 quan. + T\u1ef1 \u0111\u00e1nh gi\u00e1 s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m mi\u0300nh v\u00e0 c\u00e1c nh\u00f3m kh\u00e1c. - C\u00e1c nh\u00f3m kh\u00e1c l\u1eafng nghe va\u0300 nh\u1eadn xe\u0301t, g\u00f3p \u00fd cho nh\u00f3m b\u1ea1n. - C\u00e1c nh\u00f3m \u0111\u00e1nh gi\u00e1 s\u1ea3n ph\u1ea9m va\u0300 ph\u1ea7n thuy\u1ebft tr\u00ecnh c\u1ee7a nh\u00f3m b\u1ea1n theo Phi\u1ebfu \u0111\u00e1nh gi\u00e1 1 va\u0300 t\u1ef1 \u0111\u00e1nh gi\u00e1 k\u1ebft qu\u1ea3 la\u0300m vi\u1ec7c nh\u00f3m theo Phi\u1ebfu \u0111\u00e1nh gi\u00e1 2 - Gi\u00e1o vi\u00ean t\u1ed5ng h\u01a1\u0323p k\u1ebft qu\u1ea3 \u0111\u00e1nh gi\u00e1 va\u0300 nh\u1eadn xe\u0301t ti\u1ebft h\u1ecdc, tuy\u00ean d\u01b0\u01a1ng tinh th\u1ea7n la\u0300m vi\u1ec7c c\u1ee7a h\u1ecdc sinh. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","176 IV. Ph\u1ee5 l\u1ee5c 1. Phi\u1ebfu h\u1ecdc t\u1eadp Nhi\u1ec7m v\u1ee5 1: Em h\u00e3y li\u1ec7t k\u00ea lo\u1ea1i th\u1ee9c \u0103n, \u0111\u1ed3 u\u1ed1ng na\u0300o c\u00f3 l\u01a1\u0323i va\u0300 lo\u1ea1i na\u0300o kh\u00f4ng c\u00f3 l\u01a1\u0323i cho s\u1ee9c kh\u1ecfe n\u1ebfu s\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean va\u0300o b\u1ea3ng sau: Nhi\u1ec7m v\u1ee5 2: V\u1ebd ph\u00e1c th\u1ea3o b\u1ea3ng xoay \u201cB\u00ed k\u00edp \u0103n u\u1ed1ng la\u0300nh m\u1ea1nh\u201d T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","2. Phi\u1ebfu \u0111\u00e1nh gi\u00e1 177 Phi\u1ebfu \u0111\u00e1nh gi\u00e1 1 Phi\u1ebfu \u0111\u00e1nh gi\u00e1 2 T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","178 3. S\u1ea3n ph\u00e2\u0309m minh h\u1ecda T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","179 4.4. Minh h\u1ecda m\u1ed9t s\u1ed1 b\u00e0i h\u1ecdc\/ho\u1ea1t \u0111\u1ed9ng tr\u1ea3i nghi\u1ec7m STEM l\u1edbp 4 B\u00c0I H\u1eccC STEM: R\u1ea0P CHI\u1ebeU B\u00d3NG MINI TH\u00d4NG TIN V\u1ec0 B\u00c0I H\u1eccC L\u1edbp 4 Th\u1eddi l\u01b0\u1ee3ng: 2 ti\u1ebft Th\u1eddi \u0111i\u1ec3m t\u1ed5 ch\u1ee9c: Trong ch\u1ee7 \u0111\u1ec1 \u00c1nh s\u00e1ng (m\u00f4n Khoa h\u1ecdc) M\u00f4 t\u1ea3 b\u00e0i h\u1ecdc: N\u1ed9i dung m\u00f4n Khoa h\u1ecdc, ch\u1ee7 \u0111\u1ec1 \u00e1nh s\u00e1ng c\u00f3 y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t li\u00ean quan \u0111\u1ebfn vi\u1ec7c t\u00ecm hi\u1ec3u nguy\u00ean nh\u00e2n c\u00f3 b\u00f3ng c\u1ee7a v\u1eadt va\u0300 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a b\u00f3ng khi v\u1ecb tr\u00ed c\u1ee7a v\u1eadt ho\u1eb7c c\u1ee7a ngu\u1ed3n s\u00e1ng thay \u0111\u1ed5i va\u0300 v\u1eadn d\u1ee5ng trong th\u1ef1c t\u1ebf \u1edf m\u1ee9c \u0111\u01a1n gi\u1ea3n nh\u01b0 sau: - Th\u1ef1c hi\u1ec7n \u0111\u01b0\u01a1\u0323c th\u00ed nghi\u1ec7m \u0111\u1ec3 t\u00ecm hi\u1ec3u nguy\u00ean nh\u00e2n c\u00f3 b\u00f3ng c\u1ee7a v\u1eadt va\u0300 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a b\u00f3ng khi v\u1ecb tr\u00ed c\u1ee7a v\u1eadt ho\u1eb7c c\u1ee7a ngu\u1ed3n s\u00e1ng thay \u0111\u1ed5i. - V\u1eadn d\u1ee5ng \u0111\u01b0\u01a1\u0323c trong th\u1ef1c t\u1ebf, \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n ki\u1ebfn th\u1ee9c v\u1ec1 b\u00f3ng c\u1ee7a v\u1eadt. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u01a1\u0323c y\u00eau c\u1ea7u na\u0300y, c\u0169ng nh\u01b0 \u0111\u00e1p \u1ee9ng m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n ph\u1ea9m ch\u1ea5t, n\u0103ng l\u1ef1c h\u1ecdc sinh, trong ba\u0300i h\u1ecdc STEM \u201cR\u1ea1p chi\u1ebfu b\u00f3ng mini\u201d, h\u1ecdc sinh s\u1ebd t\u00ecm hi\u1ec3u ki\u1ebfn th\u1ee9c v\u1ec1 b\u00f3ng va\u0300 v\u1eadn d\u1ee5ng \u0111\u1ec3 thi\u1ebft k\u1ebf, bi\u1ec3u di\u1ec5n m\u1ed9t v\u1edf k\u1ecbch m\u00faa b\u00f3ng ph\u1ecfng theo 1 c\u00e2u chuy\u1ec7n c\u00f3 s\u1eb5n. N\u1ed9i dung ch\u1ee7 \u0111\u1ea1o v\u00e0 t\u00edch h\u1ee3p trong b\u00e0i h\u1ecdc: M\u00f4n h\u1ecdc Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t M\u00f4n Khoa h\u1ecdc - Th\u1ef1c hi\u1ec7n \u0111\u01b0\u01a1\u0323c th\u00ed nghi\u1ec7m \u0111\u1ec3 t\u00ecm hi\u1ec3u nguy\u00ean nh\u00e2n c\u00f3 h\u1ecdc b\u00f3ng c\u1ee7a v\u1eadt va\u0300 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a b\u00f3ng khi v\u1ecb tr\u00ed c\u1ee7a v\u1eadt ho\u1eb7c c\u1ee7a ngu\u1ed3n s\u00e1ng thay \u0111\u1ed5i. ch\u1ee7 \u0111\u1ea1o - V\u1eadn d\u1ee5ng \u0111\u01b0\u01a1\u0323c trong th\u1ef1c t\u1ebf, \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n ki\u1ebfn th\u1ee9c v\u1ec1 b\u00f3ng c\u1ee7a v\u1eadt. M\u00f4n To\u00e1n - \u0110\u1ecdc va\u0300 vi\u1ebft \u0111\u01b0\u01a1\u0323c s\u1ed1 \u0111o \u0111\u1ed9 da\u0300i trong ph\u1ea1m vi 100 cm. h\u1ecdc - S\u1eed d\u1ee5ng \u0111\u01b0\u01a1\u0323c m\u1ed9t s\u1ed1 d\u1ee5ng c\u1ee5 th\u00f4ng d\u1ee5ng, \u0111\u1ec3 th\u1ef1c ha\u0300nh T\u00edch \u0111o v\u1edbi c\u00e1c \u0111\u1ea1i l\u01b0\u01a1\u0323ng \u0111\u00e3 h\u1ecdc. h\u1ee3p T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","180 I. Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t (c\u1ee7a b\u00e0i h\u1ecdc) - Th\u1ef1c hi\u1ec7n \u0111\u01b0\u01a1\u0323c th\u00ed nghi\u1ec7m \u0111\u1ec3 t\u00ecm hi\u1ec3u nguy\u00ean nh\u00e2n c\u00f3 b\u00f3ng c\u1ee7a v\u1eadt va\u0300 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a b\u00f3ng khi v\u1ecb tr\u00ed c\u1ee7a v\u1eadt ho\u1eb7c c\u1ee7a ngu\u1ed3n s\u00e1ng thay \u0111\u1ed5i. - V\u1eadn d\u1ee5ng \u0111\u01b0\u01a1\u0323c trong th\u1ef1c t\u1ebf, \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n ki\u1ebfn th\u1ee9c v\u1ec1 b\u00f3ng c\u1ee7a v\u1eadt. - H\u01a1\u0323p t\u00e1c \u0111\u01b0\u01a1\u0323c v\u1edbi c\u00e1c tha\u0300nh vi\u00ean trong nh\u00f3m trong vi\u1ec7c th\u1ef1c hi\u1ec7n th\u00ed nghi\u1ec7m, l\u00ean \u00fd t\u01b0\u1edfng v\u1edf k\u1ecbch va\u0300 l\u1ef1a ch\u1ecdn nguy\u00ean v\u1eadt li\u1ec7u c\u1ea7n s\u1eed d\u1ee5ng t\u01b0\u0300 nh\u1eefng v\u1eadt li\u1ec7u c\u00f3 s\u1eb5n, c\u1eaft t\u1ea1o h\u00ecnh \u0111\u01b0\u01a1\u0323c c\u00e1c nh\u00e2n v\u1eadt t\u01b0\u0300 m\u1ed9t c\u00e2u chuy\u1ec7n \u0111\u01a1n gi\u1ea3n. B\u1ed1 tr\u00ed v\u1ecb tr\u00ed ngu\u1ed3n s\u00e1ng va\u0300 v\u1eadt h\u01a1\u0323p l\u00ed \u0111\u1ec3 t\u1ea1o b\u00f3ng, k\u1ec3 chuy\u1ec7n. - T\u00edch c\u1ef1c, ch\u1ee7 \u0111\u1ed9ng n\u00eau \u00fd ki\u1ebfn c\u00e1 nh\u00e2n, l\u1eafng nghe, g\u00f3p \u00fd va\u0300 \u0111\u01b0a ra c\u00e1c k\u1ebft lu\u1eadn hay \u0111i\u1ec1u ch\u1ec9nh trong qu\u00e1 tr\u00ecnh la\u0300m vi\u1ec7c nh\u00f3m. - Ch\u0103m ch\u1ec9 th\u1ef1c hi\u1ec7n c\u00e1c th\u00ed nghi\u1ec7m, hoa\u0300n tha\u0300nh c\u00e1c nhi\u1ec7m v\u1ee5 \u0111\u01b0\u01a1\u0323c ph\u00e2n c\u00f4ng. - C\u1ea9n th\u1eadn, trung th\u1ef1c trong ghi che\u0301p c\u00e1c th\u00f4ng tin khi th\u1ef1c hi\u1ec7n th\u00ed nghi\u1ec7m. II. \u0110\u1ed3 d\u00f9ng d\u1ea1y h\u1ecdc 1. Chu\u00e2\u0309n b\u1ecb c\u1ee7a gi\u00e1o vi\u00ean: - Video t\u1ea1o b\u00f3ng: https:\/\/youtu.be\/t8YZ8QKwBzY - Phi\u1ebfu giao nhi\u1ec7m v\u1ee5 va\u0300 h\u01b0\u1edbng d\u1eabn h\u1ecdc sinhth\u1ef1c hi\u1ec7n, ghi che\u0301p. - Thi\u1ebft b\u1ecb va\u0300 h\u1ecdc li\u1ec7u cho m\u1ed7i nh\u00f3m (5 - 6 h\u1ecdc sinh): Thi\u1ebft Thi\u1ebft b\u1ecb\/ H\u1ecdc TT S\u1ed1 H\u00ecnh \u1ea3nh TT b\u1ecb\/ S\u1ed1 H\u00ecnh \u1ea3nh li\u1ec7u l\u01b0\u1ee3ng minh ho\u1ea1 H\u1ecdc l\u01b0\u1ee3ng minh ho\u1ea1 li\u1ec7u Gi\u1ea5y 1 \u0110\u00e8n pin 1 6 b\u00eca 2 c\u1ee9ng A4 Th\u01b0\u1edbc 1 7 Gi\u1ea5y 2 2 th\u1eb3ng 20 in A4 cm 3 V\u1edf, 1 8 B\u0103ng 2 s\u00e1ch keo T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","181 TT Thi\u1ebft S\u1ed1 H\u00ecnh \u1ea3nh Thi\u1ebft H\u00ecnh \u1ea3nh b\u1ecb\/ H\u1ecdc l\u01b0\u1ee3ng minh ho\u1ea1 b\u1ecb\/ S\u1ed1 minh ho\u1ea1 li\u1ec7u TT H\u1ecdc l\u01b0\u1ee3ng li\u1ec7u 4 K\u00e9o 2 9 Xi\u00ean 5 que 5 B\u00eca 1 10 Gi\u1ea5y 2 cactong n\u1ebfn III. C\u00e1c ho\u1ea1t \u0111\u1ed9ng d\u1ea1y h\u1ecdc ch\u1ee7 y\u1ebfu 1. Ho\u1ea1t \u0111\u1ed9ng 1: M\u1edf \u0111\u1ea7u (X\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1) a. Kh\u1edfi \u0111\u1ed9ng - Gi\u00e1o vi\u00ean chi\u1ebfu cho h\u1ecdc sinh xem video t\u1ea1o b\u00f3ng b\u0103\u0300ng tay, \u0111\u1eb7t c\u00e2u h\u1ecfi: em nh\u00ecn th\u1ea5y g\u00ec trong video? B\u0103\u0300ng c\u00e1ch na\u0300o c\u00f3 th\u1ec3 la\u0300m \u0111\u01b0\u01a1\u0323c nh\u01b0 v\u1eady? Link video t\u1ea1o b\u00f3ng b\u0103\u0300ng tay: https:\/\/video.vnexpress.net\/tin-tuc\/giao-duc\/cach-tao-hinh-con-vat-bang-ban-tay- goi-tri-tuong-tuong-3881605.html - H\u1ecdc sinh xem video, tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi: c\u00e1c h\u00ecnh \u1ea3nh con v\u1eadt tr\u00ean t\u01b0\u1eddng la\u0300 b\u00f3ng c\u1ee7a h\u00ecnh t\u1ea1o b\u1edfi ba\u0300n tay (g\u1ecdi la\u0300 b\u00f3ng c\u1ee7a ba\u0300n tay); c\u00f3 \u0111\u01b0\u01a1\u0323c b\u00f3ng c\u1ee7a ba\u0300n tay tr\u00ean t\u01b0\u1eddng la\u0300 do c\u00f3 \u0111\u00e8n, tay ch\u1eafn \u00e1nh s\u00e1ng t\u1ea1o tha\u0300nh b\u00f3ng t\u1ed1i \u1edf tr\u00ean t\u01b0\u1eddng. b. Giao nhi\u1ec7m v\u1ee5 - Gi\u00e1o vi\u00ean gi\u1edbi thi\u1ec7u v\u1edbi c\u00e1ch t\u1ea1o b\u00f3ng t\u1ed1i nh\u01b0 v\u1eady ng\u01b0\u1eddi ta \u0111\u00e3 t\u1ea1o ra ngh\u1ec7 thu\u1eadt m\u00faa b\u00f3ng va\u0300 n\u00eau nhi\u1ec7m v\u1ee5 ba\u0300i h\u1ecdc: T\u00ecm hi\u1ec3u nguy\u00ean nh\u00e2n, c\u00e1ch t\u1ea1o ra b\u00f3ng c\u1ee7a m\u1ed9t v\u1eadt t\u01b0\u0300 \u0111\u00f3 ch\u1ebf t\u1ea1o m\u1ed9t r\u1ea1p chi\u1ebfu b\u00f3ng mini s\u1eed d\u1ee5ng \u0111\u1ec3 bi\u1ec3u di\u1ec5n v\u1edf k\u1ecbch th\u1ecfa m\u00e3n m\u1ed9t s\u1ed1 y\u00eau c\u1ea7u: (1) Ta\u0323o \u0111\u01b0\u1ee3c b\u00f3ng c\u1ee7a c\u00e1c nh\u00e2n v\u1eadt tr\u00ean m\u00e0n chi\u1ebfu. (2) C\u00f3 s\u1ef1 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc\/\u0111\u1ed9 l\u1edbn c\u1ee7a b\u00f3ng c\u00e1c nh\u00e2n v\u1eadt trong qu\u00e1 tri\u0300nh di\u1ec5n (b\u1eb1ng, l\u1edbn h\u01a1n ho\u1eb7c b\u00e9 h\u01a1n). T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","182 (3) B\u00f3ng c\u00e1c nh\u00e2n v\u1eadt c\u00f3 s\u1ef1 di chuy\u1ec3n ph\u00f9 h\u1ee3p trong qu\u00e1 tri\u0300nh k\u1ec3 chuy\u1ec7n. (4) N\u1ed9i dung c\u00e2u chuy\u1ec7n logic, c\u00f3 \u00fd nghi\u0303a. (5) Th\u01a1\u0300i gian di\u1ec5n k\u1ecbch cho c\u00e2u chuy\u1ec7n t\u1ed1i \u0111a 3 ph\u00fat. (T\u00f9y \u0111i\u1ec1u ki\u1ec7n va\u0300 \u0111\u1ed1i t\u01b0\u01a1\u0323ng h\u1ecdc sinh c\u1ee5 th\u1ec3 c\u00f3 th\u1ec3 thay \u0111\u1ed5i c\u00e1c y\u00eau c\u1ea7u tuy nhi\u00ean c\u1ea7n ch\u00fa \u00fd c\u00e1c ti\u00eau ch\u00ed 1, 2 th\u1ec3 hi\u1ec7n s\u1ef1 v\u1eadn d\u1ee5ng ki\u1ebfn th\u1ee9c c\u1ee7a ba\u0300i h\u1ecdc c\u1ea7n ph\u1ea3i \u0111\u01b0a ra \u0111\u01b0\u01a1\u0323c, c\u00f3 th\u1ec3 cho h\u1ecdc sinh b\u1ed5 sung c\u00e1c ti\u00eau ch\u00ed v\u1ec1 h\u00ecnh th\u1ee9c, gi\u1ecdng k\u1ec3,\u2026 ph\u00f9 h\u01a1\u0323p). 2. Ho\u1ea1t \u0111\u1ed9ng 2: H\u00ecnh th\u00e0nh ki\u1ebfn th\u1ee9c m\u1edbi (Nghi\u00ean c\u1ee9u ki\u1ebfn th\u1ee9c n\u1ec1n) a. Quan s\u00e1t nh\u1eadn bi\u1ebft b\u00f3ng v\u00e0 nguy\u00ean nh\u00e2n t\u1ea1o b\u00f3ng: - Gi\u00e1o vi\u00ean \u0111\u1eb7t c\u00e2u h\u1ecfi ti\u1ebfp: trong th\u1ef1c t\u1ebf c\u00e1c em th\u1ea5y b\u00f3ng c\u1ee7a v\u1eadt\/ng\u01b0\u1eddi khi na\u0300o? C\u00f3 \u0111i\u1ec3m g\u00ec chung gi\u1eefa c\u00e1c tr\u01b0\u1eddng h\u01a1\u0323p \u0111\u00f3? - H\u1ecdc sinh tr\u1ea3 l\u1eddi: Ng\u01b0\u1eddi\/v\u1eadt c\u00f3 b\u00f3ng khi ng\u01b0\u1eddi\/\u0111\u1ed3 v\u1eadt \u0111i d\u01b0\u1edbi tr\u1eddi n\u1eafng, khi tr\u1eddi t\u1ed1i c\u00f3 \u0111\u00e8n. \u0110i\u1ec3m chung la\u0300 c\u00f3 v\u1eadt chi\u1ebfu s\u00e1ng (m\u1eb7t tr\u1eddi, \u0111\u00e8n,\u2026). - Gi\u00e1o vi\u00ean chi\u1ebfu 2 h\u00ecnh \u1ea3nh t\u1ea1o b\u00f3ng t\u1ed1i (nh\u1edd v\u1eadt chi\u1ebfu s\u00e1ng la\u0300 m\u1eb7t tr\u1eddi va\u0300 \u0111\u00e8n), y\u00eau c\u1ea7u h\u1ecdc sinh quan s\u00e1t va\u0300 cho bi\u1ebft v\u1eadt chi\u1ebfu s\u00e1ng \u1edf ph\u00eda na\u0300o c\u1ee7a b\u00f3ng t\u1ed1i c\u1ee7a ng\u01b0\u1eddi? - H\u1ecdc sinh tr\u1ea3 l\u1eddi: \u0110\u00e8n\/m\u1eb7t tr\u1eddi chi\u1ebfu s\u00e1ng t\u01b0\u0300 ph\u00eda b\u00ean kia c\u1ee7a b\u00f3ng t\u1ed1i. - Gi\u00e1o vi\u00ean ch\u1ed1t l\u1ea1i: khi c\u00f3 v\u1eadt chi\u1ebfu s\u00e1ng va\u0300o ng\u01b0\u1eddi hay v\u1eadt kh\u00f4ng cho \u00e1nh s\u00e1ng xuy\u00ean qua (ng\u01b0\u1eddi\/v\u1eadt c\u1ea3n) th\u00ec ph\u00eda b\u00ean kia c\u1ee7a ng\u01b0\u1eddi\/v\u1eadt s\u1ebd t\u1ea1o tha\u0300nh b\u00f3ng t\u1ed1i c\u00f3 h\u00ecnh gi\u1ed1ng v\u1edbi ng\u01b0\u1eddi va\u0300 v\u1eadt c\u1ea3n. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","183 b. Th\u1ef1c hi\u1ec7n th\u00ed nghi\u1ec7m ch\u1ec9 ra nguy\u00ean nh\u00e2n t\u1ea1o b\u00f3ng v\u00e0 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a b\u00f3ng khi thay \u0111\u1ed5i v\u1ecb tr\u00ed c\u1ee7a v\u1eadt ho\u1eb7c c\u1ee7a ngu\u1ed3n s\u00e1ng: - Gi\u00e1o vi\u00ean chia l\u1edbp tha\u0300nh c\u00e1c nh\u00f3m 4-5 h\u1ecdc sinh\/nh\u00f3m b\u0103\u0300ng c\u00e1ch ch\u1ecdn the\u0309 ma\u0300u ho\u1eb7c \u0111\u1ebfm s\u1ed1 ho\u1eb7c theo nh\u00f3m c\u1ed1 \u0111\u1ecbnh. Y\u00eau c\u1ea7u h\u1ecdc sinh di chuy\u1ec3n v\u1ec1 nh\u00f3m, b\u1ea7u tr\u01b0\u1edfng nh\u00f3m, th\u01b0 k\u00fd. - Gi\u00e1o vi\u00ean \u0111\u1eb7t v\u1ea5n \u0111\u1ec1: Nguy\u00ean nh\u00e2n t\u1ea1o b\u00f3ng c\u00f3 \u0111\u00fang nh\u01b0 ph\u00e1t bi\u1ec3u \u1edf tr\u00ean va\u0300 khi thay \u0111\u1ed5i v\u1ecb tr\u00ed c\u1ee7a v\u1eadt ho\u1eb7c c\u1ee7a ngu\u1ed3n s\u00e1ng th\u00ec b\u00f3ng thay \u0111\u1ed5i nh\u01b0 th\u1ebf na\u0300o? - Va\u0300 n\u00eau nhi\u1ec7m v\u1ee5: la\u0300m vi\u1ec7c theo nh\u00f3m th\u1ef1c hi\u1ec7n th\u00ed nghi\u1ec7m ch\u1ec9 ra nguy\u00ean nh\u00e2n t\u1ea1o b\u00f3ng va\u0300 t\u00ecm hi\u1ec3u s\u1ef1 thay \u0111\u1ed5i c\u1ee7a b\u00f3ng khi thay \u0111\u1ed5i v\u1ecb tr\u00ed c\u1ee7a v\u1eadt ho\u1eb7c c\u1ee7a ngu\u1ed3n s\u00e1ng theo phi\u1ebfu h\u1ecdc t\u1eadp s\u1ed1 1; va\u0300 gi\u1ea3i th\u00edch ng\u1eafn g\u1ecdn n\u1ed9i dung th\u1ef1c hi\u1ec7n trong phi\u1ebfu. - H\u1ecdc sinh nghe ti\u1ebfp nh\u1eadn nhi\u1ec7m v\u1ee5, th\u1ef1c hi\u1ec7n th\u00ed nghi\u1ec7m theo h\u01b0\u1edbng d\u1eabn, ghi che\u0301p l\u1ea1i k\u1ebft qu\u1ea3 tr\u00ean phi\u1ebfu h\u1ecdc t\u1eadp s\u1ed1 1 (ghi theo nh\u00f3m). Gi\u00e1o vi\u00ean quan s\u00e1t, h\u1ed7 tr\u01a1\u0323, \u0111\u00f4n \u0111\u1ed1c. - Gi\u00e1o vi\u00ean t\u1ed5 ch\u1ee9c cho h\u1ecdc sinh c\u00e1c nh\u00f3m b\u00e1o c\u00e1o l\u1ea7n l\u01b0\u01a1\u0323t b\u00e1o c\u00e1o k\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m theo c\u00e1c n\u1ed9i dung ghi che\u0301p va\u0300 k\u1ebft lu\u1eadn trong phi\u1ebfu h\u1ecdc t\u1eadp s\u1ed1 1. So s\u00e1nh k\u1ebft qu\u1ea3 c\u1ee7a c\u00e1c nh\u00f3m, ph\u00e2n t\u00edch la\u0300m r\u00f5 nguy\u00ean nh\u00e2n v\u1edbi c\u00e1c k\u1ebft qu\u1ea3 ch\u01b0a ch\u00ednh x\u00e1c. - Gi\u00e1o vi\u00ean ch\u1ed1t ki\u1ebfn th\u1ee9c: + Khi \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng, v\u00e0 c\u00f3 m\u00e0n h\u01b0\u0301ng \u00e1nh s\u00e1ng ph\u00eda sau v\u1eadt c\u1ea3n \u1ea3nh s\u00e1ng, thi\u0300 tr\u00ean m\u00e0n h\u01b0\u0301ng c\u00f3 b\u00f3ng c\u1ee7a v\u1eadt \u0111\u00f3. + B\u00f3ng c\u1ee7a v\u1eadt thay \u0111\u1ed5i khi v\u1ecb tr\u00ed ngu\u1ed3n s\u00e1ng \u0111\u1ed1i v\u1edbi v\u1eadt \u0111\u00f3 thay \u0111\u1ed5i. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","184 3. Ho\u1ea1t \u0111\u1ed9ng 3. Luy\u1ec7n t\u1eadp v\u00e0 v\u1eadn d\u1ee5ng (T\u00ecm gi\u1ea3i ph\u00e1p, ch\u1ebf t\u1ea1o v\u00e0 chia s\u1ebb) a. \u0110\u1ec1 xu\u1ea5t v\u00e0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p - L\u1ef1a ch\u1ecdn c\u00e2u chuy\u1ec7n, nh\u00e2n v\u1eadt, v\u1eadt li\u1ec7u, b\u1ed1 tr\u00ed v\u1ecb tr\u00ed c\u00e1c d\u1ee5ng c\u1ee5 \u0111\u1ec3 t\u1ea1o b\u00f3ng di\u1ec5n k\u1ecbch \u25cf Gi\u00e1o vi\u00ean y\u00eau c\u1ea7u h\u1ecdc sinh gi\u1ea3i th\u00edch l\u1ea1i l\u00ed do tai sao c\u00f3 b\u00f3ng trong c\u00e1c b\u1ee9c tranh \u1edf ho\u1ea1t \u0111\u1ed9ng 1. gi\u1ea3i th\u00edch t\u1ea1i sao s\u00e1ng va\u0300o chi\u1ec1u khi c\u00f3 m\u1eb7t tr\u1eddi th\u00ec \u0111\u1ec1u nh\u00ecn th\u1ea5y b\u00f3ng c\u1ee7a v\u1eadt c\u00f2n gi\u1eefa tr\u1eddi tr\u01b0a l\u1ea1i kh\u00f4ng nh\u00ecn th\u1ea5y b\u00f3ng? - Gi\u00e1o vi\u00ean n\u00eau c\u00e1c ho\u1ea1t \u0111\u1ed9ng th\u1ef1c hi\u1ec7n ti\u1ebfp theo: C\u00e1c nh\u00f3m \u0111\u00f3ng vai la\u0300 c\u00e1c nha\u0300 bi\u00ean k\u1ecbch, di\u1ec5n vi\u00ean c\u00f9ng th\u1ea3o lu\u1eadn, v\u1eadn d\u1ee5ng ki\u1ebfn th\u1ee9c v\u1ec1 c\u00e1ch t\u1ea1o b\u00f3ng va\u0300 thay \u0111\u1ed5i b\u00f3ng \u0111\u1ec3 l\u00ean k\u1ecbch b\u1ea3n, thi\u1ebft k\u1ebf va\u0300 di\u1ec5n k\u1ecbch. C\u00e1c ho\u1ea1t \u0111\u1ed9ng ti\u1ebfp theo nh\u01b0 sau: + L\u1ef1a ch\u1ecdn c\u00e2u chuy\u1ec7n, nh\u00e2n v\u1eadt, v\u1eadt li\u1ec7u l\u00e0m nh\u00e2n v\u1eadt, chu\u1ea9n b\u1ecb n\u1ed9i dung di\u1ec5n k\u1ecbch, thi\u1ebft k\u1ebf ra\u0323p chi\u1ebfu. + C\u1eaft d\u00e1n, trang tr\u00ed c\u00e1c nh\u00e2n v\u1eadt. + Ta\u0323o b\u00f3ng t\u1eadp di\u1ec5n k\u1ecbch. + Bi\u1ec3u di\u1ec5n k\u1ecbch tr\u01b0\u1edbc l\u1edbp, th\u1ea3o lu\u1eadn, g\u00f3p \u00fd, \u0111\u00e1nh gi\u00e1, r\u00fat kinh nghi\u1ec7m - H\u1ecdc sinh th\u1ea3o lu\u1eadn nh\u00f3m l\u1ef1a ch\u1ecdn c\u00e2u chuy\u1ec7n, nh\u00e2n v\u1eadt, v\u1eadt li\u1ec7u la\u0300m nh\u00e2n v\u1eadt, chu\u1ea9n b\u1ecb n\u1ed9i dung di\u1ec5n k\u1ecbch theo phi\u1ebfu h\u1ecdc t\u1eadp s\u1ed1 2, ghi che\u0301p l\u1ea1i n\u1ed9i dung th\u1ed1ng nh\u1ea5t theo g\u01a1\u0323i \u00fd. M\u1ed9t s\u1ed1 l\u01b0u \u00fd: + Ch\u1ecdn c\u00e2u chuy\u1ec7n, c\u00e1c nh\u00e2n v\u1eadt v\u00e0 ti\u0300nh ti\u1ebft ph\u00f9 h\u1ee3p \u0111\u1ee7 \u0111\u1ec3 di\u1ec5n k\u1ecbch trong th\u01a1\u0300i gian 3 ph\u00fat (kh\u00f4ng ch\u1ecdn c\u00e2u chuy\u1ec7n d\u00e0i hay c\u00f3 qu\u00e1 nhi\u1ec1u ti\u0300nh ti\u1ebft). + Cho\u0323n ch\u1ea5t li\u1ec7u \u0111\u1ec3 t\u1ea1o b\u00f3ng cho v\u1eadt ph\u00f9 h\u1ee3p (\u0111\u00f3 l\u00e0 v\u1eadt kh\u00f4ng cho \u00e1nh s\u00e1ng \u0111i qua). + Khi ta\u0323o b\u00f3ng c\u1ee7a v\u1eadt kh\u00f4ng gian xung quanh n\u00ean t\u1ed1i s\u1ebd d\u1ec5 th\u1ea5y b\u00f3ng. + Hi\u0300nh nh\u00e2n v\u1eadt ph\u1ea3i \u0111\u1ee7 to, r\u00f5 c\u00e1c chi ti\u1ebft nh\u1ecf. + Ph\u00e2n c\u00f4ng th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 c\u1ee5 th\u1ec3 cho t\u1eebng th\u00e0nh vi\u00ean \u0111\u1ec3 c\u00f9ng ho\u00e0n thi\u1ec7n s\u1ea3n ph\u1ea9m. N\u00ean ph\u00e2n \u0111\u1ec1u c\u00e1c nhi\u1ec7m v\u1ee5 cho c\u00e1c th\u00e0nh vi\u00ean trong nh\u00f3m. - Gi\u00e1o vi\u00ean quan s\u00e1t, \u0111\u00f4n \u0111\u1ed1c, \u0111i \u0111\u1ebfn c\u00e1c nh\u00f3m nghe, gi\u1ea3i \u0111\u00e1p v\u01b0\u1edbng m\u1eafc va\u0300 h\u1ed7 tr\u01a1\u0323 trong qu\u00e1 tr\u00ecnh la\u0300m vi\u1ec7c nh\u00f3m. b. Ch\u1ebf t\u1ea1o m\u1eabu, th\u1eed nghi\u1ec7m v\u00e0 \u0111\u00e1nh gi\u00e1 (th\u1ef1c hi\u1ec7n \u1edf nh\u00e0) - C\u00e1c nh\u00f3m th\u1ef1c hi\u1ec7n c\u1eaft, trang tr\u00ed c\u00e1c nh\u00e2n v\u1eadt, th\u1eed nghi\u1ec7m chi\u1ebfu s\u00e1ng t\u1ea1o b\u00f3ng va\u0300 t\u1eadp di\u1ec5n k\u1ecbch theo n\u1ed9i dung l\u1ef1a ch\u1ecdn \u1edf ho\u1ea1t \u0111\u1ed9ng tr\u00ean. - Gi\u00e1o vi\u00ean l\u01b0u \u00fd h\u1ecdc sinh c\u00e1c ti\u00eau ch\u00ed \u0111\u00e1nh gi\u00e1\/y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi s\u1ea3n ph\u1ea9m; li\u00ean h\u1ec7, h\u1ed7 tr\u01a1\u0323 c\u00e1c nh\u00f3m h\u1ecdc sinh trong qu\u00e1 tr\u00ecnh la\u0300m vi\u1ec7c. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","185 c. Chia s\u1ebb, th\u1ea3o lu\u1eadn, \u0111i\u1ec1u ch\u1ec9nh - Gi\u00e1o vi\u00ean t\u1ed5 ch\u1ee9c cho c\u00e1c nh\u00f3m l\u1ea7n l\u01b0\u01a1\u0323t bi\u1ec3u di\u1ec5n v\u1edf k\u1ecbch, s\u1eed d\u1ee5ng r\u1ea1p chi\u1ebfu b\u00f3ng mini (ma\u0300n h\u00ecnh) Gi\u00e1o vi\u00ean cung c\u1ea5p va\u0300 c\u00e1c nh\u00e2n v\u1eadt nh\u00f3m \u0111\u00e3 chu\u1ea9n b\u1ecb, trong v\u00f2ng 3 ph\u00fat. Y\u00eau c\u1ea7u, h\u01b0\u1edbng d\u1eabn v\u1edbi c\u00e1c nh\u00f3m tr\u00ecnh ba\u0300y va\u0300 c\u00e1c nh\u00f3m kh\u00e1c xem va\u0300 ghi l\u1ea1i nh\u1eadn xe\u0301t, \u0111\u00e1nh gi\u00e1 c\u00e2u chuy\u1ec7n c\u1ee7a nh\u00f3m b\u1ea1n. - H\u1ecdc sinh c\u00e1c nh\u00f3m l\u1ea7n l\u01b0\u01a1\u0323t gi\u1edbi thi\u1ec7u c\u00e2u chuy\u1ec7n va\u0300 di\u1ec5n k\u1ecbch, c\u00e1c nh\u00f3m kh\u00e1c xem, nh\u1eadn xe\u0301t, \u0111\u00e1nh gi\u00e1 c\u00e2u chuy\u1ec7n c\u1ee7a nh\u00f3m b\u1ea1n b\u0103\u0300ng c\u00e1ch vote sao\/tim theo h\u01b0\u1edbng d\u1eabn trong phi\u1ebfu \u0111\u00e1nh gi\u00e1, \u0111\u00e1nh gi\u00e1 theo nh\u00f3m. - M\u1ed9t s\u1ed1 y\u00eau c\u1ea7u gi\u1edbi thi\u1ec7u c\u00e2u chuy\u1ec7n va\u0300 nhi\u1ec7m v\u1ee5 th\u1ef1c hi\u1ec7n c\u1ee7a nh\u00f3m: + Gi\u1edbi thi\u1ec7u t\u00ean c\u00e2u chuy\u1ec7n v\u00e0 c\u00e1c nh\u00e2n v\u1eadt trong c\u00e2u chuy\u1ec7n v\u00e0 \u00fd nghi\u0303a c\u1ee7a c\u00e2u chuy\u1ec7n. + Gi\u1edbi thi\u1ec7u c\u00e1c th\u00e0nh vi\u00ean trong nh\u00f3m v\u00e0 nhi\u1ec7m v\u1ee5 c\u1ee7a t\u1eebng th\u00e0nh vi\u00ean. + Gi\u1edbi thi\u1ec7u v\u1ec1 nguy\u00ean v\u1eadt li\u1ec7u nh\u00f3m h\u1ecdc sinh d\u00f9ng \u0111\u1ec3 t\u1ea1o b\u00f3ng cho nh\u00e2n v\u1eadt. - Khi th\u1ea3o lu\u1eadn gi\u00e1o vi\u00ean ch\u1ee7 \u0111\u1ed9ng \u0111\u1eb7t 1 s\u1ed1 c\u00e2u h\u1ecfi la\u0300m r\u00f5 vi\u1ec7c v\u1eadn d\u1ee5ng ki\u1ebfn th\u1ee9c n\u1ec1n, v\u00ed d\u1ee5: + Gi\u1ea3i th\u00edch ta\u0323i sao ch\u1ecdn v\u1eadt li\u1ec7u c\u1ee7a nh\u00f3m \u0111\u1ec3 ta\u0323o nh\u00e2n v\u1eadt? \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a loa\u0323i v\u1eadt li\u1ec7u l\u1ef1a ch\u1ecdn ph\u1ea3i nh\u01b0 th\u1ebf n\u00e0o? + \u0110\u1ec3 nh\u00e2n v\u1eadt c\u00f3 th\u1ec3 bi\u1ebfn l\u1edbn v\u00e0 thu nh\u1ecf, em ph\u1ea3i di chuy\u1ec3n v\u1ecb tr\u00ed v\u1eadt so ngu\u1ed3n s\u00e1ng nh\u01b0 th\u1ebf n\u00e0o? N\u1ebfu v\u1eadt c\u1ea3n \u00e1nh s\u00e1ng qu\u00e1 g\u1ea7n ngu\u1ed3n s\u00e1ng thi\u0300 c\u00f3 quan s\u00e1t \u0111\u01b0\u1ee3c b\u00f3ng kh\u00f4ng? (kh\u00f4ng do khi \u0111\u00f3 ta\u0323o ra b\u00f3ng to c\u00f3 th\u1ec3 to h\u01a1n m\u00e0n chi\u1ebfu). + Mu\u1ed1n b\u00f3ng \u0111\u01b0\u1ee3c \u0111\u1eadm m\u00e0u, r\u00f5 thi\u0300 c\u1ea7n ch\u00fa \u00fd gi\u0300? + L\u01b0u \u00fd gi\u0300 \u0111\u1ec3 nhi\u0300n r\u00f5 c\u00e1c \u0111\u01b0\u01a1\u0300ng n\u00e9t c\u1ee7a nh\u00e2n v\u1eadt? \u2026. - Gi\u00e1o vi\u00ean nh\u1eadn xe\u0301t, \u0111\u00e1nh gi\u00e1 k\u1ebft qu\u1ea3 c\u00e1c nh\u00f3m. T\u1ed5ng h\u01a1\u0323p k\u1ebft qu\u1ea3 \u0111\u00e1nh gi\u00e1 c\u1ee7a t\u01b0\u0300ng nh\u00f3m b\u0103\u0300ng c\u00e1ch \u0111\u1ebfm tim\/sao. Ch\u1ed1t l\u1ea1i nguy\u00ean nh\u00e2n t\u1ea1o b\u00f3ng va\u0300 s\u1ef1 thay \u0111\u1ed5i b\u00f3ng khi thay \u0111\u1ed5i v\u1ecb tr\u00ed chi\u1ebfu s\u00e1ng v\u1edbi v\u1eadt. Khuy\u1ebfn kh\u00edch h\u1ecdc sinh c\u00f3 th\u1ec3 t\u1ef1 s\u00e1ng t\u00e1c ra v\u1edf k\u1ecbch m\u00faa b\u00f3ng c\u1ee7a ri\u00eang m\u00ecnh. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","186 IV. Ph\u1ee5 l\u1ee5c 1. Phi\u1ebfu h\u1ecdc t\u1eadp Phi\u1ebfu h\u1ecdc t\u1eadp s\u1ed1 1 B\u00d3NG C\u1ee6A V\u1eacT XU\u1ea4T HI\u1ec6N NH\u01af TH\u1ebe N\u00c0O? 1. Nguy\u00ean v\u1eadt li\u1ec7u - 1 \u0111\u00e8n pin. - Th\u01b0\u1edbc th\u1eb3ng 20 cm. - 1 s\u1ed1 v\u1eadt th\u00ed nghi\u1ec7m nh\u01b0: t\u1edd gi\u1ea5y b\u00eca c\u1ee9ng (kh\u1ed5 A4) (ho\u1eb7c quy\u1ec3n s\u00e1ch ho\u1eb7c v\u1edf, c\u00e2y n\u1ebfn), b\u00eca trong. 2. Th\u1ef1c hi\u1ec7n th\u00ed nghi\u1ec7m S\u1eed d\u1ee5ng c\u00e1c nguy\u00ean v\u1eadt li\u1ec7u \u1edf tr\u00ean, ti\u1ebfn ha\u0300nh th\u00ed nghi\u1ec7m theo h\u01b0\u1edbng d\u1eabn d\u01b0\u1edbi \u0111\u00e2y ghi l\u1ea1i c\u00e1c quan s\u00e1t va\u0300 tr\u1ea3 l\u1eddi theo y\u00eau c\u1ea7u: Th\u00ed nghi\u1ec7m 1: \u0110\u1eb7t \u0111\u00e8n pin chi\u1ebfu vu\u00f4ng g\u00f3c va\u0300o v\u1eadt th\u00ed nghi\u1ec7m nh\u01b0 s\u01a1 \u0111\u1ed3 sau: V\u1eadt th\u00ed nghi\u1ec7m l\u1ea7n l\u01b0\u01a1\u0323t th\u1ef1c hi\u1ec7n la\u0300 t\u1edd gi\u1ea5y b\u00eca c\u1ee9ng (kh\u1ed5 A4) (ho\u1eb7c quy\u1ec3n s\u00e1ch ho\u1eb7c v\u1edf, c\u00e2y n\u1ebfn), b\u00eca trong. Kho\u1ea3ng c\u00e1ch t\u01b0\u0300 \u0111\u00e8n \u0111\u1ebfn v\u1eadt va\u0300 t\u01b0\u0300 v\u1eadt \u0111\u1ebfn t\u01b0\u1eddng c\u00f3 th\u1ec3 thay \u0111\u1ed5i, kh\u00f4ng c\u1ea7n \u0111\u00fang 20cm. L\u01b0u \u00fd: Khi la\u0300m th\u00ed nghi\u1ec7m k n\u00ean b\u1eadt \u0111\u00e8n hay m\u1edf c\u1eeda s\u00e1ng. - Ghi l\u1ea1i k\u1ebft qu\u1ea3 va\u0300o b\u1ea3ng sau: V\u1eadt th\u00ed Kho\u1ea3ng c\u00e1ch t\u1eeb C\u00f3 t\u1ea1o Kh\u00f4ng B\u00f3ng c\u1ee7a v\u1eadt xu\u1ea5t hi\u1ec7n nghi\u1ec7m \u0111\u00e8n \u0111\u1ebfn v\u1eadt c\u1ea3n b\u00f3ng t\u1ea1o b\u00f3ng \u1edf v\u1ecb tr\u00ed n\u00e0o so v\u1edbi v\u1eadt th\u00ed nghi\u1ec7m v\u00e0 \u0111\u00e8n? s\u00e1ng K\u1ebft lu\u1eadn: Khi ta chi\u1ebfu \u00e1nh s\u00e1ng v\u00e0o m\u1ed9t v\u1eadt \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026, b\u00f3ng c\u1ee7a v\u1eadt s\u1ebd xu\u1ea5t hi\u1ec7n\u2026\u2026\u2026\u2026\u2026\u2026\u2026. sau v\u1eadt \u0111\u00f3. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","187 Th\u00ed nghi\u1ec7m 2: - Ch\u1ecdn 1 v\u1eadt th\u00ed nghi\u1ec7m la\u0300m ti\u1ebfp th\u00ed nghi\u1ec7m 1. - Th\u1ef1c hi\u1ec7n chi\u1ebfu \u0111\u00e8n vu\u00f4ng g\u00f3c v\u1edbi v\u1eadt chi\u1ebfu s\u00e1ng nh\u01b0 th\u00ed nghi\u1ec7m 1 v\u1edbi c\u00e1c kho\u1ea3ng c\u00e1ch t\u01b0\u0300 \u0111\u00e8n pin \u0111\u1ebfn v\u1eadt th\u00ed nghi\u1ec7m kh\u00e1c nhau (v\u00ed d\u1ee5 l\u1ea7n l\u01b0\u01a1\u0323t v\u1edbi 2 kho\u1ea3ng c\u00e1ch la\u0300 20 cm, 40 cm). Quan s\u00e1t va\u0300 so s\u00e1nh b\u00f3ng t\u1ed1i tr\u00ean t\u01b0\u1eddng trong m\u1ed7i tr\u01b0\u1eddng h\u01a1\u0323p. K\u1ebft lu\u1eadn: B\u00f3ng c\u1ee7a v\u1eadt \u2026\u2026\u2026\u2026\u2026(thay \u0111\u1ed5i\/kh\u00f4ng \u0111\u1ed5i) khi thay \u0111\u1ed5i v\u1ecb tr\u00ed chi\u1ebfu s\u00e1ng \u0111\u1ed1i v\u1edbi v\u1eadt \u0111\u00f3. V\u1ecb tr\u00ed chi\u1ebfu s\u00e1ng \u0111\u1ed1i v\u1edbi v\u1eadt c\u00e0ng xa thi\u0300 b\u00f3ng c\u00e0ng \u2026\u2026 (nh\u1ecf\/to). PHI\u1ebeU H\u1eccC T\u1eacP S\u1ed0 2: CH\u1eccN C\u00c2U CHUY\u1ec6N, X\u00c2Y D\u1ef0NG PH\u00c2N C\u1ea2NH V\u00c0 THI\u1ebeT K\u1ebe NH\u00c2N V\u1eacT, H\u00ccNH B\u1ed0I C\u1ea2NH, R\u1ea0P CHI\u1ebeU Th\u1ea3o lu\u1eadn nh\u00f3m hoa\u0300n tha\u0300nh c\u00e1c n\u1ed9i dung sau: 1. C\u00e2u chuy\u1ec7n \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn: T\u00ean c\u00e2u chuy\u1ec7n: T\u00f3m t\u1eaft c\u00e2u chuy\u1ec7n: \u2026\u2026\u2026. 2. Ph\u00e2n c\u1ea3nh r\u1ed1i b\u00f3ng C\u1ea3nh L\u1eddi d\u1eabn, l\u1eddi tho\u1ea1i H\u00ecnh \u1ea3nh hi\u1ec7n tr\u00ean Ng\u01b0\u1eddi \u0111i\u1ec1u khi\u1ec3n (ghi l\u01a1\u0300i ng\u01b0\u01a1\u0300i n\u00f3i ma\u0300n h\u00ecnh chi\u1ebfu b\u00f3ng (ghi r\u00f5 ph\u00e2n c\u00f4ng d\u1eabn chuy\u1ec7n v\u00e0 l\u01a1\u0300i (m\u00f4 t\u1ea3 c\u00e1c hi\u0300nh \u1ea3nh, ng\u01b0\u01a1\u0300i \u0111i\u1ec1u khi\u1ec3n hi\u0300nh thoa\u0323i c\u1ee7a c\u00e1c hoa\u0323t \u0111\u1ed9ng c\u1ee7a c\u00e1c hi\u0300nh nh\u00e2n v\u1eadt, hi\u0300nh b\u1ed1i nh\u00e2n v\u1eadt) nh\u00e2n v\u1eadt, hi\u0300nh b\u1ed1i c\u1ea3nh,\u2026) c\u1ea3nh,\u2026) C\u1ea3nh 1 Ng\u01b0\u1eddi d\u1eabn chuy\u1ec7n: \u2026 Nh\u00e2n v\u1eadt 1: \u2026 Nh\u00e2n v\u1eadt 2: \u2026.. C\u1ea3nh \u2026 T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","188 3. L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u l\u00e0m c\u00e1c nh\u00e2n v\u1eadt, b\u1ed1i c\u1ea3nh v\u00e0 ph\u00e1c th\u1ea3o h\u00ecnh \u1ea3nh V\u1eadt li\u1ec7u la\u0300 \u2026\u2026\u2026\u2026\u2026. (v\u00ec \u2026\u2026\u2026\u2026.) H\u00ecnh \u1ea3nh nh\u00e2n v\u1eadt, b\u1ed1i c\u1ea3nh: 4. Ph\u00e1c th\u1ea3o b\u1ed1 tr\u00ed r\u1ea1p chi\u1ebfu b\u00f3ng X\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed c\u1ee5 th\u1ec3 c\u1ee7a c\u00e1c v\u1eadt c\u1ea7n thi\u1ebft (nh\u00e2n v\u1eadt, b\u1ed1i c\u1ea3nh, ngu\u1ed3n s\u00e1ng) \u0111\u1ed1i v\u1edbi ma\u0300n chi\u1ebfu \u0111\u1ec3 c\u00f3 th\u1ec3 bi\u1ec3u di\u1ec5n k\u1ecbch r\u1ed1i b\u00f3ng va\u0300o h\u00ecnh sau: 5. X\u00e1c \u0111\u1ecbnh c\u00e1c nguy\u00ean v\u1eadt li\u1ec7u c\u1ea7n s\u1eed d\u1ee5ng v\u00e0 ph\u00e2n c\u00f4ng chu\u00e2\u0309n b\u1ecb: (M\u1ed9t s\u1ed1 d\u1ee5ng c\u1ee5, v\u1eadt li\u1ec7u g\u01a1\u0323i \u00fd: ke\u0301o, b\u0103ng keo, xi\u00ean que, gi\u1ea5y b\u00eca c\u1ee9ng A4 ma\u0300u\/\u0111en\/tr\u1eafng, gi\u1ea5y in, gi\u1ea5y n\u1ebfn, b\u00eca carton,\u2026 Xem h\u01b0\u1edbng d\u1eabn la\u0300m ma\u0300n chi\u1ebfu b\u00ean d\u01b0\u1edbi \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c nguy\u00ean v\u1eadt li\u1ec7u c\u1ea7n d\u00f9ng) D\u1ee5ng \u0110\u01a1n v\u1ecb (c\u00e1i, S\u1ed1 S\u1eed d\u1ee5ng Ng\u01b0\u1eddi \u0111\u01b0\u1ee3c STT c\u1ee5\/v\u1eadt li\u1ec7u cu\u1ed9n\/t\u1edd,\u2026) l\u01b0\u1ee3ng \u0111\u1ec3 l\u00e0m ph\u00e2n c\u00f4ng 6. Ph\u00e2n c\u00f4ng th\u1ef1c hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng, nhi\u1ec7m v\u1ee5 c\u1ee5 th\u1ec3: Th\u00e0nh vi\u00ean Nhi\u1ec7m v\u1ee5 Y\u00eau c\u1ea7u v\u1edbi s\u1ea3n ph\u00e2\u0309m Th\u1eddi h\u1ea1n ho\u00e0n th\u00e0nh T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","189 H\u01b0\u1edbng d\u00e2\u0303n l\u00e0m m\u00e0n chi\u1ebfu h\u1ee9ng b\u00f3ng Nguy\u00ean v\u1eadt li\u1ec7u c\u1ea7n chu\u1ea9n b\u1ecb B1: C\u1eaft khung h\u00ecnh vu\u00f4ng B2: D\u00e1n gi\u1ea5y n\u1ebfn l\u00ean khung B3: D\u00f9ng ph\u1ea7n h\u00ecnh vu\u00f4ng c\u1eaft ra \u0111\u1ec3 t\u1ea1o khung vu\u00f4ng, c\u1eaft \u0111\u00f4i \u0111\u1ec3 la\u0300m gi\u00e1 \u0111\u01a1\u0303 B4: G\u1eafn gi\u00e1 va\u0300o khung B5: Chi\u1ebfu \u0111\u00e8n va\u0300 bi\u1ec3u di\u1ec5n T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","190 2. Phi\u1ebfu \u0111\u00e1nh gi\u00e1 V\u1ebd 1 sao va\u0300o c\u1ed9t \u0111\u1ea1t cho m\u1ed7i n\u1ed9i dung d\u01b0\u1edbi \u0111\u00e2y \u0111\u00e1nh gi\u00e1 k\u1ecbch m\u00faa b\u00f3ng c\u1ee7a nh\u00f3m b\u1ea1n n\u1ebfu th\u1ef1c hi\u1ec7n \u0111\u00fang. N\u1ed9i dung \u0110\u1ea1t C\u00f3 \u0111\u1ee7 b\u00f3ng c\u1ee7a c\u00e1c nh\u00e2n v\u1eadt trong c\u00e2u chuy\u1ec7n tr\u00ean ma\u0300n chi\u1ebfu. Em c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u01b0\u01a1\u0323c b\u00f3ng c\u1ee7a c\u00e1c nh\u00e2n v\u1eadt kh\u00e1c nhau. B\u00f3ng c\u1ee7a nh\u00e2n v\u1eadt th\u1ec3 hi\u1ec7n \u0111\u01b0\u01a1\u0323c c\u00e1c t\u00ecnh ti\u1ebft trong c\u00e2u chuy\u1ec7n va\u0300 \u0111\u01b0\u01a1\u0323c s\u1eafp x\u1ebfp logic, ph\u00f9 h\u01a1\u0323p. \u0110\u1ed9 l\u1edbn c\u1ee7a b\u00f3ng c\u1ee7a c\u00e1c nh\u00e2n v\u1eadt c\u00f3 thay \u0111\u1ed5i trong khi k\u1ec3 chuy\u1ec7n. V\u1edf k\u1ecbch thu h\u00fat, h\u1ea5p d\u1eabn ng\u01b0\u1eddi nghe. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","191 B\u00c0I H\u1eccC STEM: S\u1ed4 TAY SI\u00caU \u0110\u1ea6U B\u1ebeP NH\u00cd TH\u00d4NG TIN V\u1ec0 B\u00c0I H\u1eccC L\u1edbp 4 Th\u1eddi l\u01b0\u1ee3ng: 3 ti\u1ebft Th\u1eddi \u0111i\u1ec3m t\u1ed5 ch\u1ee9c: Trong ch\u1ee7 \u0111\u1ec1 Con ng\u01b0\u1eddi va\u0300 s\u1ee9c kh\u1ecfe (m\u00f4n Khoa h\u1ecdc) m\u1ea1ch n\u1ed9i dung Dinh d\u01b0\u01a1\u0303ng \u1edf ng\u01b0\u1eddi. M\u00f4 t\u1ea3 b\u00e0i h\u1ecdc: N\u1ed9i dung m\u00f4n Khoa h\u1ecdc, ch\u1ee7 \u0111\u1ec1 Con ng\u01b0\u1eddi va\u0300 s\u1ee9c kh\u1ecfe, m\u1ea1ch n\u1ed9i dung Dinh d\u01b0\u01a1\u0303ng \u1edf ng\u01b0\u1eddi c\u00f3 y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0103n u\u1ed1ng c\u00e2n b\u0103\u0300ng, la\u0300nh m\u1ea1nh nh\u01b0 sau: - Tr\u00ecnh ba\u0300y \u0111\u01b0\u01a1\u0323c s\u1ef1 c\u1ea7n thi\u1ebft ph\u1ea3i \u0103n ph\u1ed1i h\u01a1\u0323p nhi\u1ec1u lo\u1ea1i th\u1ee9c \u0103n, \u0103n nhi\u1ec1u rau, hoa qu\u1ea3 va\u0300 u\u1ed1ng \u0111\u1ee7 n\u01b0\u1edbc m\u1ed7i nga\u0300y. - N\u00eau \u0111\u01b0\u01a1\u0323c \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n v\u1ec1 ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng c\u00e2n b\u0103\u0300ng. - Nh\u1eadn xe\u0301t \u0111\u01b0\u01a1\u0323c b\u1eefa \u0103n c\u00f3 c\u00e2n b\u0103\u0300ng, la\u0300nh m\u1ea1nh kh\u00f4ng d\u1ef1a va\u0300o s\u01a1 \u0111\u1ed3 th\u00e1p dinh d\u01b0\u01a1\u0303ng c\u1ee7a tre\u0309 em va\u0300 \u0111\u1ed1i chi\u1ebfu v\u1edbi th\u1ef1c t\u1ebf b\u1eefa \u0103n trong nga\u0300y \u1edf nha\u0300 ho\u1eb7c \u1edf tr\u01b0\u1eddng. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u01a1\u0323c y\u00eau c\u1ea7u na\u0300y, c\u0169ng nh\u01b0 \u0111\u00e1p \u1ee9ng m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n ph\u1ea9m ch\u1ea5t, n\u0103ng l\u1ef1c h\u1ecdc sinh, trong ba\u0300i h\u1ecdc STEM \u201cS\u1ed5 tay si\u00eau \u0111\u1ea7u b\u1ebfp nh\u00ed\u201d, h\u1ecdc sinh s\u1ebd th\u1ef1c hi\u1ec7n t\u00ecm hi\u1ec3u ki\u1ebfn th\u1ee9c v\u1ec1 ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng c\u00e2n b\u0103\u0300ng, la\u0300nh m\u1ea1nh va\u0300 l\u00ean danh m\u1ee5c th\u1ef1c \u0111\u01a1n \u0111i ch\u01a1\u0323 ph\u00f9 h\u01a1\u0323p cho 1 s\u1ed1 nga\u0300y. N\u1ed9i dung ch\u1ee7 \u0111\u1ea1o v\u00e0 t\u00edch h\u1ee3p trong b\u00e0i h\u1ecdc: M\u00f4n h\u1ecdc Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t - Tr\u00ecnh ba\u0300y \u0111\u01b0\u01a1\u0323c s\u1ef1 c\u1ea7n thi\u1ebft ph\u1ea3i \u0103n ph\u1ed1i h\u01a1\u0323p nhi\u1ec1u lo\u1ea1i th\u1ee9c \u0103n, \u0103n nhi\u1ec1u rau, hoa qu\u1ea3 va\u0300 u\u1ed1ng \u0111\u1ee7 n\u01b0\u1edbc m\u1ed7i nga\u0300y. M\u00f4n ch\u1ee7 Khoa h\u1ecdc - N\u00eau \u0111\u01b0\u01a1\u0323c \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n v\u1ec1 ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng c\u00e2n b\u0103\u0300ng. \u0111\u1ea1o - Nh\u1eadn xe\u0301t \u0111\u01b0\u01a1\u0323c b\u1eefa \u0103n c\u00f3 c\u00e2n b\u0103\u0300ng, la\u0300nh m\u1ea1nh kh\u00f4ng d\u1ef1a va\u0300o s\u01a1 \u0111\u1ed3 th\u00e1p dinh d\u01b0\u01a1\u0303ng c\u1ee7a tre\u0309 em va\u0300 \u0111\u1ed1i chi\u1ebfu v\u1edbi th\u1ef1c t\u1ebf b\u1eefa \u0103n trong nga\u0300y \u1edf nha\u0300 ho\u1eb7c \u1edf tr\u01b0\u1eddng. M\u00f4n t\u00edch To\u00e1n - T\u00ednh \u0111\u01b0\u01a1\u0323c s\u1ed1 trung b\u00ecnh c\u1ed9ng c\u1ee7a hai hay nhi\u1ec1u s\u1ed1. h\u1ee3p - Th\u1ef1c hi\u1ec7n \u0111\u01b0\u01a1\u0323c so s\u00e1nh c\u00e1c s\u1ed1 c\u00f3 nhi\u1ec1u ch\u1eef s\u1ed1. - Th\u1ef1c hi\u1ec7n c\u00e1c phe\u0301p t\u00ednh c\u1ed9ng tr\u01b0\u0300, nh\u00e2n chia c\u00e1c s\u1ed1 c\u00f3 nhi\u1ec1u ch\u1eef s\u1ed1. - S\u1eed d\u1ee5ng \u0111\u01b0\u01a1\u0323c m\u1ed9t s\u1ed1 d\u1ee5ng c\u1ee5 th\u00f4ng d\u1ee5ng, \u0111\u1ec3 th\u1ef1c ha\u0300nh c\u00e2n v\u1edbi c\u00e1c \u0111\u01a1n v\u1ecb \u0111o \u0111\u00e3 h\u1ecdc. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","192 - Bi\u1ebft c\u00e1ch d\u00f9ng m\u00e1y t\u00ecm ki\u1ebfm \u0111\u1ec3 t\u00ecm th\u00f4ng tin theo ch\u1ee7 \u0111\u1ec1 (t\u01b0\u0300 kho\u00e1). - Th\u1ef1c hi\u1ec7n \u0111\u01b0\u01a1\u0323c vi\u1ec7c t\u00ecm ki\u1ebfm th\u00f4ng tin tr\u00ean Internet c\u00f3 Tin h\u1ecdc s\u1ef1 tr\u01a1\u0323 gi\u00fap c\u1ee7a gi\u00e1o vi\u00ean ho\u1eb7c ph\u1ee5 huynh. - T\u1ea1o ba\u0300i tr\u00ecnh chi\u1ebfu c\u01a1 b\u1ea3n: \u0111\u01b0a \u0111\u01b0\u01a1\u0323c \u1ea3nh va\u0300o m\u1ed9t trang chi\u1ebfu, l\u01b0u va\u0300 \u0111\u1eb7t \u0111\u01b0\u01a1\u0323c t\u00ean cho t\u1ec7p tr\u00ecnh chi\u1ebfu. - \u0110\u1ecbnh d\u1ea1ng \u0111\u01b0\u01a1\u0323c ki\u1ec3u, ma\u0300u, k\u00edch th\u01b0\u1edbc ch\u1eef cho v\u0103n b\u1ea3n tr\u00ean trang chi\u1ebfu. - S\u1eed d\u1ee5ng \u0111\u01b0\u01a1\u0323c m\u1ed9t va\u0300i hi\u1ec7u \u1ee9ng chuy\u1ec3n trang \u0111\u01a1n gi\u1ea3n. I. Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t (c\u1ee7a b\u00e0i h\u1ecdc) - Tr\u00ecnh ba\u0300y \u0111\u01b0\u01a1\u0323c s\u1ef1 c\u1ea7n thi\u1ebft ph\u1ea3i \u0103n ph\u1ed1i h\u01a1\u0323p nhi\u1ec1u lo\u1ea1i th\u1ee9c \u0103n, \u0103n nhi\u1ec1u rau, hoa qu\u1ea3 va\u0300 u\u1ed1ng \u0111\u1ee7 n\u01b0\u1edbc m\u1ed7i nga\u0300y. - Quan s\u00e1t va\u0300 so s\u00e1nh \u0111\u01b0\u01a1\u0323c \u1edf m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n ha\u0300m l\u01b0\u01a1\u0323ng c\u1ee7a c\u00e1c lo\u1ea1i th\u1ef1c ph\u1ea9m trong th\u00e1p dinh d\u01b0\u01a1\u0303ng. R\u00fat ra nh\u1eadn xe\u0301t v\u1ec1 ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng c\u00e2n b\u0103\u0300ng, g\u1ed3m c\u00f3: ch\u1ea5t b\u1ed9t \u0111\u01b0\u01a1\u0300ng, ch\u1ea5t \u0111a\u0323m, ch\u1ea5t b\u00e9o, vitamin, kho\u00e1ng ch\u1ea5t v\u00e0 ch\u1ea5t x\u01a1 v\u1edbi ha\u0300m l\u01b0\u01a1\u0323ng ph\u00f9 h\u01a1\u0323p. - Nh\u1eadn xe\u0301t va\u0300 \u0111\u00e1nh gi\u00e1 \u0111\u01b0\u01a1\u0323c th\u1ef1c \u0111\u01a1n \u0111\u00f3 c\u00f3 \u0111\u1ea3m b\u1ea3o c\u00e2n b\u0103\u0300ng, la\u0300nh m\u1ea1nh kh\u00f4ng d\u1ef1a va\u0300o s\u01a1 \u0111\u1ed3 th\u00e1p dinh d\u01b0\u01a1\u0303ng. - Thi\u1ebft k\u1ebf \u0111\u01b0\u01a1\u0323c th\u1ef1c \u0111\u01a1n h\u0103\u0300ng nga\u0300y \u0111\u1ea3m b\u1ea3o c\u00e2n b\u0103\u0300ng, la\u0300nh m\u1ea1nh. - S\u1eed d\u1ee5ng \u0111\u01b0\u01a1\u0323c ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu Powerpoint \u0111\u1ec3 thi\u1ebft k\u1ebf th\u1ef1c \u0111\u01a1n \u0111i ch\u01a1\u0323 c\u00f3 h\u00ecnh \u1ea3nh minh ho\u1ea1 va\u0300 n\u1ed9p theo y\u00eau c\u1ea7u. - T\u00edch c\u1ef1c, ch\u1ee7 \u0111\u1ed9ng \u0111\u00f3ng g\u00f3p \u00fd ki\u1ebfn c\u00e1 nh\u00e2n \u0111\u1ec3 hoa\u0300n thi\u1ec7n s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m m\u00ecnh v\u00e0 c\u00e1c nh\u00f3m kh\u00e1c. - C\u1ea9n th\u1eadn ghi che\u0301p c\u00e1c th\u00f4ng tin trong qu\u00e1 tr\u00ecnh kh\u00e1m ph\u00e1 ki\u1ebfn th\u1ee9c. II. \u0110\u1ed3 d\u00f9ng d\u1ea1y h\u1ecdc 1. Chu\u00e2\u0309n b\u1ecb c\u1ee7a gi\u00e1o vi\u00ean: C\u00e1c thi\u1ebft b\u1ecb v\u00e0 h\u1ecdc li\u1ec7u chu\u1ea9n b\u1ecb cho m\u1ed7i nh\u00f3m - B\u1ea3ng nh\u00f3m: 1 chi\u1ebfc - B\u00fat l\u00f4ng ma\u0300u ho\u1eb7c ph\u1ea5n ma\u0300u (ph\u00f9 h\u01a1\u0323p v\u1edbi b\u1ea3ng): 1-2 chi\u1ebfc T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","193 2. Chu\u00e2\u0309n b\u1ecb c\u1ee7a h\u1ecdc sinh (theo nh\u00f3m): - Gi\u1ea5y v\u1ebd A4: 1 t\u1edd - H\u1ed9p b\u00fat ma\u0300u (d\u1ea1, s\u00e1p, ch\u00ec,\u2026): 1 h\u1ed9p - B\u00fat ch\u00ec, t\u1ea9y, th\u01b0\u1edbc: 1 c\u00e1i m\u1ed7i lo\u1ea1i III. C\u00e1c ho\u1ea1t \u0111\u1ed9ng d\u1ea1y h\u1ecdc ch\u1ee7 y\u1ebfu 1. Ho\u1ea1t \u0111\u1ed9ng 1: M\u1edf \u0111\u1ea7u (X\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1) a. Kh\u1edfi \u0111\u1ed9ng: - Gi\u00e1o vi\u00ean chia l\u1edbp tha\u0300nh c\u00e1c nh\u00f3m h\u1ecdc sinh theo t\u1ed5 ho\u1eb7c the\u0309 ma\u0300u (5-6 h\u1ecdc sinh\/ nh\u00f3m). H\u1ecdc sinh ng\u1ed3i theo nh\u00f3m. - Gi\u00e1o vi\u00ean chi\u1ebfu c\u00e2u h\u1ecfi ghe\u0301p \u0111\u00f4i y\u00eau c\u1ea7u c\u00e1c nh\u00f3m la\u0300m sau \u0111\u00f3 g\u1ecdi 1,2 h\u1ecdc sinh \u0111\u1ea1i di\u1ec7n n\u00eau k\u1ebft qu\u1ea3: - C\u00e2u h\u1ecfi: n\u1ed1i c\u00e1c t\u00e1c d\u1ee5ng \u1edf c\u1ed9t b\u00ean ph\u1ea3i \u1ee9ng v\u1edbi c\u00e1c lo\u1ea1i ch\u1ea5t dinh d\u01b0\u01a1\u0303ng \u1edf c\u1ed9t b\u00ean tr\u00e1i cho ph\u00f9 h\u01a1\u0323p: 1. Ch\u1ea5t b\u1ed9t \u0111\u01b0\u1eddng A. C\u1ea7n cho ho\u1ea1t \u0111\u1ed9ng s\u1ed1ng c\u1ee7a c\u01a1 th\u1ec3, n\u00e2ng cao s\u1ee9c \u0111\u1ec1 kh\u00e1ng, thi\u1ebfu vitamin, c\u01a1 th\u1ec3 s\u1ebd b\u1ecb b\u1ec7nh. 2. Ch\u1ea5t be\u0301o B. T\u1ea1o ra c\u00e1c t\u1ebf ba\u0300o m\u1edbi la\u0300m c\u01a1 th\u1ec3 l\u1edbn l\u00ean, thay th\u1ebf t\u1ebf ba\u0300o gia\u0300 b\u1ecb h\u1ee7y ho\u1ea1i. 3. Ch\u1ea5t \u0111\u1ea1m C. Gia\u0300u n\u0103ng l\u01b0\u01a1\u0323ng, gi\u00fap c\u01a1 th\u1ec3 h\u1ea5p th\u1ee5 c\u00e1c vitamin nh\u01b0 A, D, E, K. 4. Vitamin, D. Cung c\u1ea5p n\u0103ng l\u01b0\u01a1\u0323ng c\u1ea7n thi\u1ebft cho m\u1ecdi ho\u1ea1t kho\u00e1ng ch\u1ea5t \u0111\u1ed9ng va\u0300 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u01a1 th\u1ec3. \u0110\u00e1p \u00e1n: 1-D, 2-C, 3-B, 4-A - Gi\u00e1o vi\u00ean cung c\u1ea5p \u0111\u00e1p \u00e1n, ch\u00fa \u00fd: C\u00e1c ch\u1ea5t dinh d\u01b0\u01a1\u0303ng c\u1ea7n cung c\u1ea5p cho c\u01a1 th\u1ec3 c\u00f3 th\u1ec3 chia tha\u0300nh 4 nh\u00f3m la\u0300 ch\u1ea5t b\u1ed9t \u0111\u01b0\u1eddng; ch\u1ea5t \u0111\u1ea1m; ch\u1ea5t be\u0301o; vitamin, kho\u00e1ng ch\u1ea5t va\u0300 ch\u1ea5t x\u01a1. M\u1ed7i lo\u1ea1i ch\u1ea5t dinh d\u01b0\u01a1\u0303ng s\u1ebd c\u00f3 gi\u00e1 tr\u1ecb dinh d\u01b0\u01a1\u0303ng kh\u00e1c nhau v\u1edbi c\u01a1 th\u1ec3. - Gi\u00e1o vi\u00ean t\u1ed5 ch\u1ee9c cho h\u1ecdc sinh thi \u201cai nhanh h\u01a1n\u201d nh\u01b0 sau: Trong v\u00f2ng 3 ph\u00fat, c\u00e1c nh\u00f3m li\u1ec7t k\u00ea t\u00ean c\u00e1c lo\u1ea1i th\u1ee9c \u0103n cung c\u1ea5p ch\u1ea5t dinh d\u01b0\u01a1\u0303ng theo 4 lo\u1ea1i tr\u00ean. Nh\u00f3m na\u0300o k\u1ec3 \u0111\u00fang nhi\u1ec1u h\u01a1n s\u1ebd chi\u1ebfn th\u1eafng. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","194 - Khi h\u1ebft th\u1eddi gian, gi\u00e1o vi\u00ean chi\u1ebfu \u0111\u00e1p \u00e1n, \u0111\u1ea3o ba\u0300i cho c\u00e1c nh\u00f3m ch\u1ea5m che\u0301o theo \u0111\u00e1p \u00e1n sau: Ch\u1ea5t b\u1ed9t \u0111\u01b0\u1eddng Ch\u1ea5t \u0111\u1ea1m Ch\u1ea5t b\u00e9o Vitamin, kho\u00e1ng ch\u1ea5t, ch\u1ea5t x\u01a1 G\u1ea1o, ng\u00f4, khoai, \u0110\u1eadu na\u0300nh, \u0111\u1eadu c\u00f4 ve, th\u1ecbt M\u01a1\u0303 l\u01a1\u0323n, Ca\u0300 chua, cam, chanh, \u1ed5i, s\u1eafn, b\u00e1nh quy, l\u01a1\u0323n th\u1ecbt ga\u0300, th\u1ecbt b\u00f2, tr\u1ee9ng m\u01a1\u0303 ga\u0300, l\u1ea1c, rau c\u1ea3i, rau mu\u1ed1ng, th\u1ecbt b\u00e1nh m\u00ec, m\u00ec s\u01a1\u0323i, ga\u0300, tr\u1ee9ng v\u1ecbt, v\u1ecbt, c\u00e1, t\u00f4m, v\u01b0\u0300ng, d\u1ea7u l\u01a1\u0323n, tr\u1ee9ng, s\u1eefa, ca\u0300 m\u00ec l\u00faa m\u1ea1ch, \u2026 cua, \u1ed1c, \u0111\u1eadu ph\u1ee5,\u2026 \u0103n, d\u01b0\u0300a,\u2026 r\u1ed1t,\u2026 - Gi\u00e1o vi\u00ean t\u1ed5ng k\u1ebft, ki\u1ec3m tra l\u1ea1i \u0111i\u1ec3m. T\u1ed5ng \u0111i\u1ec3m c\u1ee7a m\u1ed7i nh\u00f3m s\u1ebd \u0111\u01b0\u01a1\u0323c ghi l\u1ea1i. b. Giao nhi\u1ec7m v\u1ee5 - Gi\u00e1o vi\u00ean \u0111\u1eb7t c\u00e2u h\u1ecfi c\u00f3 r\u1ea5t nhi\u1ec1u lo\u1ea1i th\u1ee9c \u0103n, v\u1eady ch\u00fang ta c\u00f3 th\u1ec3 ch\u1ec9 ch\u1ecdn 1 va\u0300i m\u00f3n \u0103n ma\u0300 ch\u00fang ta th\u00edch hay c\u1ea7n ph\u1ea3i ph\u1ed1i h\u01a1\u0323p nhi\u1ec1u lo\u1ea1i th\u1ee9c \u0103n va\u0300 c\u00f3 th\u01b0\u1eddng xuy\u00ean ph\u1ea3i thay \u0111\u1ed5i m\u00f3n hay kh\u00f4ng? - H\u1ecdc sinh tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi. - Gi\u00e1o vi\u00ean ch\u1ed1t l\u1ea1i c\u00e2u tr\u1ea3 l\u1eddi va\u0300 \u0111\u1eb7t v\u1ea5n \u0111\u1ec1 gi\u1edbi thi\u1ec7u ba\u0300i h\u1ecdc: C\u01a1 th\u1ec3 c\u1ea7n nhi\u1ec1u lo\u1ea1i ch\u1ea5t dinh d\u01b0\u01a1\u0303ng kh\u00e1c nhau \u0111\u1ec3 ph\u00e1t tri\u1ec3n kh\u1ecfe m\u1ea1nh. M\u1ed7i lo\u1ea1i th\u1ee9c \u0103n ch\u1ec9 cung c\u1ea5p \u0111\u01b0\u01a1\u0323c cho m\u1ed9t s\u1ed1 lo\u1ea1i ch\u1ea5t dinh d\u01b0\u01a1\u0303ng nh\u1ea5t \u0111\u1ecbnh va\u0300 c\u00f3 ha\u0300m l\u01b0\u01a1\u0323ng kh\u00e1c nhau. V\u1eady c\u1ea7n \u0103n nh\u01b0 th\u1ebf na\u0300o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 ch\u1ea5t dinh d\u01b0\u01a1\u0303ng va\u0300 c\u00e2n \u0111\u1ed1i? M\u1ed9t cu\u1ed9c thi v\u1edbi ti\u00eau \u0111\u1ec1 \u201cSi\u00eau \u0111\u1ea7u b\u1ebfp nh\u00ed v\u1edbi dinh d\u01b0\u01a1\u0303ng c\u00e2n \u0111\u1ed1i, la\u0300nh m\u1ea1nh\u201d, c\u00e1c \u0111\u1ed9i thi s\u1ebd thi\u1ebft k\u1ebf th\u1ef1c \u0111\u01a1n \u0111i ch\u01a1\u0323 cho c\u00e1c b\u1eefa \u0103n c\u00e2n b\u0103\u0300ng dinh d\u01b0\u01a1\u0303ng, la\u0300nh m\u1ea1nh, ngon mi\u1ec7ng cho 1 s\u1ed1 nga\u0300y cho 1 ng\u01b0\u1eddi d\u01b0\u1edbi d\u1ea1ng file powerpoint ho\u1eb7c tr\u00ean gi\u1ea5y. Y\u00eau c\u1ea7u v\u1edbi th\u1ef1c \u0111\u01a1n \u0111i ch\u01a1\u0323: (1) Li\u1ec7t k\u00ea \u0111\u01b0\u1ee3c c\u00e1c danh m\u1ee5c th\u1ef1c ph\u1ea9m chi ti\u1ebft cho 2 ng\u00e0y cho 1 ng\u01b0\u01a1\u0300i v\u00e0 l\u01b0\u1ee3ng m\u1ed7i loa\u0323i. (2) \u0110\u1ea3m b\u1ea3o dinh d\u01b0\u1ee1ng c\u00f3 \u0111\u1ea7y \u0111\u1ee7 5 nh\u00f3m ch\u1ea5t sau \u0111\u00e2y: ch\u1ea5t b\u1ed9t \u0111\u01b0\u01a1\u0300ng, ch\u1ea5t b\u00e9o, ch\u1ea5t \u0111a\u0323m, vitamin, ch\u1ea5t kho\u00e1ng v\u00e0 ch\u1ea5t x\u01a1. (3) \u0110\u1ea3m b\u1ea3o \u0111\u1ee7 l\u01b0\u1ee3ng c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng \u1edf m\u1ee9c trung b\u00ecnh (t\u1ee9c l\u00e0 t\u1ed5ng l\u01b0\u1ee3ng c\u00e1c th\u1ef1c ph\u1ea9m cung c\u1ea5p theo t\u1eebng lo\u1ea1i ch\u1ea5t dinh d\u01b0\u1ee1ng b\u1eb1ng l\u01b0\u1ee3ng trung b\u00ecnh). (4) Chia h\u1ee3p l\u00ed c\u00e1c th\u1ef1c ph\u1ea9m cung c\u1ea5p c\u00e1c nh\u00f3m ch\u1ea5t dinh d\u01b0\u1ee1ng c\u1ea7n v\u00e0o c\u00e1c b\u1eefa \u0103n. (5) \u0110a da\u0323ng c\u00e1c loa\u0323i th\u01b0\u0301c \u0103n. (6) Hi\u0300nh \u1ea3nh m\u00f4 t\u1ea3\/minh h\u1ecda ph\u00f9 h\u1ee3p, m\u00e0u s\u1eafc n\u1ed5i b\u1eadt, s\u00e1ng ta\u0323o. (7) T\u00ean th\u1ef1c \u0111\u01a1n \u1ea5n t\u01b0\u1ee3ng, ph\u00f9 h\u1ee3p v\u1edbi ch\u1ee7 \u0111\u1ec1 dinh d\u01b0\u1ee1ng c\u00e2n \u0111\u1ed1i, l\u00e0nh m\u1ea1nh. - H\u1ecdc sinh s\u1ebd la\u0300m vi\u1ec7c theo nh\u00f3m, t\u00ecm hi\u1ec3u v\u1ec1 th\u00e1p dinh d\u01b0\u01a1\u0303ng c\u00e2n \u0111\u1ed1i va\u0300 l\u00ean th\u1ef1c \u0111\u01a1n \u0111i ch\u01a1\u0323 cho 1 s\u1ed1 nga\u0300y \u0111\u1ea3m b\u1ea3o c\u00e1c y\u00eau c\u1ea7u tr\u00ean. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","195 2. Ho\u1ea1t \u0111\u1ed9ng 2: H\u00ecnh th\u00e0nh ki\u1ebfn th\u1ee9c m\u1edbi (Nghi\u00ean c\u1ee9u ki\u1ebfn th\u1ee9c n\u1ec1n) a. T\u00ecm hi\u1ec3u th\u00e1p dinh d\u01b0\u1ee1ng c\u00e2n \u0111\u1ed1i - Gi\u00e1o vi\u00ean t\u1ed5 ch\u1ee9c cho h\u1ecdc sinh la\u0300m vi\u1ec7c theo nh\u00f3m th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 theo phi\u1ebfu h\u1ecdc t\u1eadp s\u1ed1 1, n\u1ed9i dung: Quan s\u00e1t th\u00e1p dinh d\u01b0\u01a1\u0303ng c\u00e2n \u0111\u1ed1i th\u1ea3o lu\u1eadn tr\u1ea3 l\u1eddi c\u00e1c c\u00e1c c\u00e2u h\u1ecfi, ghi va\u0300o phi\u1ebfu c\u00e1 nh\u00e2n: C\u00e2u h\u1ecfi: (1) Chi\u0309 ra c\u00e1c loa\u0323i th\u01b0\u0301c \u0103n n\u00ean \u0103n ha\u0323n ch\u1ebf, \u0103n \u00edt, \u0103n c\u00f3 m\u01b0\u0301c \u0111\u1ed9, \u0103n v\u1eeba ph\u1ea3i, v\u00e0 \u0103n \u0111\u1ee7? (2) \u0110\u1ed5i l\u01b0\u1ee3ng ch\u1ea5t cung c\u1ea5p trong th\u00e1p dinh d\u01b0\u1ee1ng ra \u0111\u01a1n v\u1ecb gam v\u00e0 t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng trung bi\u0300nh m\u1ed7i loa\u0323i theo th\u00e1p dinh d\u01b0\u1ee1ng trong 1 ng\u00e0y. T\u00ednh trung bi\u0300nh 1 th\u00e1ng c\u00f3 30 ng\u00e0y. (C\u00e1c tr\u01b0\u01a1\u0300ng h\u1ee3p chia b\u1ecb d\u01b0 thi\u0300 c\u00f3 th\u1ec3 l\u00e0m tr\u00f2n l\u00ean n\u1ebfu d\u01b0 nhi\u1ec1u h\u01a1n 1 n\u1eeda s\u1ed1 chia ho\u1eb7c xu\u1ed1ng n\u1ebfu d\u01b0 \u00edt h\u01a1n 1 n\u1eeda s\u1ed1 chia). (3) M\u1ed7i h\u1ecdc sinh li\u1ec7t k\u00ea th\u01b0\u0301c \u0103n v\u00e0 s\u1ed1 l\u01b0\u1ee3ng trong 1 ng\u00e0y v\u00e0 so s\u00e1nh v\u1edbi l\u01b0\u1ee3ng t\u00ednh \u0111\u01b0\u1ee3c \u1edf (3) v\u00e0 r\u00fat ra k\u1ebft lu\u1eadn th\u1ef1c \u0111\u01a1n 1 ng\u00e0y c\u1ee7a mi\u0300nh \u0111\u00e3 c\u00e2n \u0111\u1ed1i ch\u01b0a, c\u1ea7n \u0111i\u1ec1u chi\u0309nh gi\u0300? T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","196 - H\u1ecdc sinh la\u0300m vi\u1ec7c nh\u00f3m theo y\u00eau c\u1ea7u trong phi\u1ebfu h\u1ecdc t\u1eadp s\u1ed1 1. Gi\u00e1o vi\u00ean quan s\u00e1t h\u1ed7 tr\u01a1\u0323, h\u01b0\u1edbng d\u1eabn h\u1ecdc sinh c\u00e2n. - Gi\u00e1o vi\u00ean m\u1eddi \u0111\u1ea1i di\u1ec7n 1 nh\u00f3m tr\u00ecnh ba\u0300y \u00fd 1, 1 nh\u00f3m tr\u00ecnh ba\u0300y \u00fd 2, 1 nh\u00f3m tr\u00ecnh ba\u0300y \u00fd 3 va\u0300 m\u1eddi c\u00e1c nh\u00f3m kh\u00e1c nghe so v\u1edbi k\u1ebft qu\u1ea3 c\u1ee7a nh\u00f3m m\u00ecnh, n\u00eau nh\u1eadn xe\u0301t, b\u1ed5 sung. M\u1eddi 2-3 h\u1ecdc sinh chia se\u0309 v\u1ec1 th\u1ef1c \u0111\u01a1n c\u1ee7a m\u00ecnh, so s\u00e1nh v\u1edbi m\u1ee9c trung b\u00ecnh va\u0300 k\u1ebft lu\u1eadn, \u0111i\u1ec1u ch\u1ec9nh c\u1ee7a b\u1ea3n th\u00e2n. - Gi\u00e1o vi\u00ean t\u1ed5ng k\u1ebft n\u1ed9i dung theo c\u00e1c c\u00e2u h\u1ecfi th\u1ea3o lu\u1eadn nh\u00f3m, nh\u1eadn xe\u0301t la\u0300m vi\u1ec7c nh\u00f3m. 3. Ho\u1ea1t \u0111\u1ed9ng 3: Luy\u1ec7n t\u1eadp v\u00e0 v\u1eadn d\u1ee5ng (T\u00ecm gi\u1ea3i ph\u00e1p, ch\u1ebf t\u1ea1o v\u00e0 chia s\u1ebb) a. \u0110\u1ec1 xu\u1ea5t v\u00e0 l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p (15 ph\u00fat + v\u1ec1 nh\u00e0) - C\u00e1c nh\u00f3m h\u1ecdc sinh ti\u1ebfn ha\u0300nh th\u1ea3o lu\u1eadn \u0111\u1ec3 l\u00ean \u00fd t\u01b0\u1edfng thi\u1ebft k\u1ebf th\u1ef1c \u0111\u01a1n \u0111i ch\u01a1\u0323 trong m\u1ed9t nga\u0300y va\u0300 ph\u00e2n c\u00f4ng hoa\u0300n tha\u0300nh s\u1ea3n ph\u1ea9m theo h\u01b0\u1edbng d\u1eabn trong phi\u1ebfu h\u1ecdc t\u1eadp s\u1ed1 2, trong v\u00f2ng 15 ph\u00fat, n\u1ed9i dung c\u00e1c y\u00eau c\u1ea7u: + Li\u1ec7t k\u00ea danh s\u00e1ch c\u00e1c th\u1ef1c ph\u1ea9m m\u00e0 nh\u00f3m l\u1ef1a ch\u1ecdn \u0111\u1ec3 d\u00f9ng trong m\u1ed9t ng\u00e0y, ch\u00fa \u00fd \u0111\u1ea3m b\u1ea3o c\u00e1c loa\u0323i th\u1ef1c ph\u1ea9m thu\u1ed9c c\u00e1c nh\u00f3m kh\u00e1c nhau. + T\u00ednh l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p cho t\u1eebng loa\u0323i th\u1ef1c ph\u1ea9m. + \u0110\u1eb7t t\u00ean th\u1ef1c \u0111\u01a1n, gi\u1ea3i th\u00edch \u00fd nghi\u0303a, t\u00e1c d\u1ee5ng m\u1ed7i th\u1ef1c ph\u1ea9m v\u1ec1 vi\u1ec7c cung c\u1ea5p loa\u0323i dinh d\u01b0\u1ee1ng v\u00e0 l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p. + Ph\u00e2n c\u00f4ng chu\u1ea9n b\u1ecb hi\u0300nh \u1ea3nh minh h\u1ecda, ho\u00e0n thi\u1ec7n th\u1ef1c \u0111\u01a1n. - C\u00e1c tha\u0300nh vi\u00ean trong nh\u00f3m ph\u00e2n c\u00f4ng nhi\u1ec7m v\u1ee5 cho c\u00e1c tha\u0300nh vi\u00ean trong nh\u00f3m. L\u01b0u file va\u0300 \u0111\u0103ng t\u1ea3i l\u00ean Padlet; ho\u1eb7c vi\u1ebft, v\u1ebd trang tr\u00ed th\u1ef1c \u0111\u01a1n \u0111i ch\u01a1\u0323 tr\u00ean gi\u1ea5y. b. Ch\u1ebf t\u1ea1o m\u1eabu, th\u1eed nghi\u1ec7m v\u00e0 \u0111\u00e1nh gi\u00e1 (\u1edf nh\u00e0) - H\u1ecdc sinh th\u1ef1c hi\u1ec7n thi\u1ebft k\u1ebf th\u1ef1c \u0111\u01a1n \u0111i ch\u01a1\u0323 theo k\u1ebf ho\u1ea1ch. - T\u1ef1 \u0111\u00e1nh gi\u00e1 theo c\u00e1c ti\u00eau ch\u00ed \u0111\u00e3 \u0111\u01b0a ra trong ho\u1ea1t \u0111\u1ed9ng m\u1edf \u0111\u1ea7u va\u0300 \u0111i\u1ec1u ch\u1ec9nh cho ph\u00f9 h\u01a1\u0323p. c. Chia s\u1ebb, th\u1ea3o lu\u1eadn v\u00e0 \u0111i\u1ec1u ch\u1ec9nh - Tr\u01b0\u1edbc bu\u1ed5i b\u00e1o c\u00e1o s\u1ea3n ph\u1ea9m, gi\u00e1o vi\u00ean h\u01b0\u1edbng d\u1eabn h\u1ecdc sinh \u0111\u0103ng h\u00ecnh ch\u1ee5p s\u1ea3n ph\u1ea9m l\u00ean Padlet. Gi\u00e1o vi\u00ean, h\u1ecdc sinh va\u0300 ph\u1ee5 huynh b\u00ecnh ch\u1ecdn cho th\u1ef1c \u0111\u01a1n \u0111\u1ea3m b\u1ea3o c\u00e2n b\u0103\u0300ng va\u0300 la\u0300nh m\u1ea1nh b\u0103\u0300ng c\u00e1ch b\u00ecnh ch\u1ecdn sao (1 sao t\u01b0\u01a1ng \u1ee9ng v\u1edbi 1 \u0111i\u1ec3m). T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","197 - Gi\u00e1o vi\u00ean h\u01b0\u1edbng d\u1eabn h\u1ecdc sinh b\u00e1o c\u00e1o s\u1ea3n ph\u1ea9m c\u1ee7a nh\u00f3m v\u1edbi c\u00e1c y\u00eau c\u1ea7u sau: + Gi\u1edbi thi\u1ec7u t\u00ean c\u00e1c lo\u1ea1i th\u1ef1c ph\u1ea9m v\u00e0 l\u01b0\u1ee3ng trong th\u1ef1c \u0111\u01a1n \u0111i ch\u1ee3 c\u1ee7a nh\u00f3m. Gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c b\u1eefa \u0103n \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 c\u00e1c lo\u1ea1i dinh d\u01b0\u1ee1ng v\u00e0 l\u01b0\u1ee3ng th\u1ef1c ph\u1ea9m ph\u00f9 h\u1ee3p. + S\u1ea3n ph\u1ea9m mi\u0303 thu\u1eadt m\u00f4 ph\u1ecfng th\u1ef1c \u0111\u01a1n c\u1ee7a nh\u00f3m. + B\u00e0i tri\u0300nh b\u00e0y ng\u1eafn g\u1ecdn, d\u1ec5 hi\u1ec3u, thu h\u00fat ng\u01b0\u01a1\u0300i nghe. - H\u1ecdc sinh \u0111\u1ea1i di\u1ec7n cho 2 nh\u00f3m b\u00e1o c\u00e1o v\u1ec1 th\u1ef1c \u0111\u01a1n \u0111i ch\u01a1\u0323 c\u1ee7a nh\u00f3m trong v\u00f2ng 3 ph\u00fat. C\u00e1c nh\u00f3m h\u1ecdc sinh c\u00f2n l\u1ea1i ghi ch\u00fa nhanh th\u1ef1c \u0111\u01a1n c\u1ee7a nh\u00f3m b\u1ea1n, sau \u0111\u00f3 trao \u0111\u1ed5i, nh\u1eadn xe\u0301t va\u0300 g\u00f3p \u00fd l\u1eabn nhau \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 th\u1ef1c \u0111\u01a1n \u0111\u00f3 \u0111\u00e3 \u0111\u1ea7y \u0111\u1ee7 ch\u1ea5t dinh d\u01b0\u01a1\u0303ng va\u0300 la\u0300nh m\u1ea1nh hay ch\u01b0a d\u1ef1a va\u0300o th\u00e1p dinh d\u01b0\u01a1\u0303ng va\u0300 s\u1ed1 l\u01b0\u01a1\u0323ng \u0111\u00e3 t\u00ednh trung b\u00ecnh theo 1 nga\u0300y. - Gi\u00e1o vi\u00ean \u0111\u1eb7t c\u00e2u h\u1ecfi \u0111\u1ec3 la\u0300m r\u00f5 c\u00e1c n\u1ed9i dung sau \u0111\u00e2y: + Th\u1ef1c \u0111\u01a1n \u0111i ch\u1ee3 \u0111\u00e3 c\u00f3 \u0111\u1ea7y \u0111\u1ee7 5 nh\u00f3m ch\u1ea5t dinh d\u01b0\u1ee1ng theo th\u00e1p dinh d\u01b0\u1ee1ng ch\u01b0a? + Tr\u00e1i c\u00e2y v\u00e0 n\u01b0\u1edbc u\u1ed1ng \u0111\u00e3 ph\u00f9 h\u1ee3p ch\u01b0a? + T\u1ed5ng l\u01b0\u1ee3ng ch\u1ea5t theo l\u01b0\u1ee3ng trung b\u00ecnh 1 ng\u00e0y c\u00f3 ph\u00f9 h\u1ee3p kh\u00f4ng? Gi\u1ea3i th\u00edch. - Gi\u00e1o vi\u00ean nh\u1eadn xe\u0301t va\u0300 g\u00f3p \u00fd cho c\u00e1c nh\u00f3m h\u1ecdc sinh. C\u00e1c nh\u00f3m h\u1ecdc sinh ghi ch\u00fa, \u0111i\u1ec1u ch\u1ec9nh th\u1ef1c \u0111\u01a1n va\u0300 gi\u1ea3i th\u00edch cho s\u1ef1 \u0111i\u1ec1u ch\u1ec9nh \u0111\u00f3 (n\u1ebfu c\u00f3). - Gi\u00e1o vi\u00ean t\u1ed5ng k\u1ebft \u0111i\u1ec3m c\u1ee7a m\u1ed7i nh\u00f3m trong su\u1ed1t qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n ch\u1ee7 \u0111\u1ec1. Nh\u00f3m nhi\u1ec1u \u0111i\u1ec3m nh\u1ea5t la\u0300 nh\u00f3m chi\u1ebfn th\u1eafng s\u1ebd \u0111\u01b0\u01a1\u0323c t\u1eb7ng huy hi\u1ec7u \u201cSi\u00eau \u0111\u1ea7u b\u1ebfp nh\u00ed\u201d cho m\u1ed7i tha\u0300nh vi\u00ean trong nh\u00f3m. Gi\u00e1o vi\u00ean t\u1ed5ng h\u01a1\u0323p l\u1ea1i s\u1ea3n ph\u1ea9m m\u0129 thu\u1eadt c\u1ee7a c\u00e1c nh\u00f3m va\u0300 t\u1ea1o tha\u0300nh 1 s\u1ed5 tay si\u00eau \u0111\u1ea7u b\u1ebfp chung cho c\u1ea3 l\u1edbp. d. V\u1eadn d\u1ee5ng tr\u1ea3i nghi\u1ec7m (\u1edf nh\u00e0) - Gi\u00e1o vi\u00ean y\u00eau c\u1ea7u h\u1ecdc sinh li\u00ean h\u1ec7 th\u1ef1c ti\u1ec5n: Li\u1ec7t k\u00ea th\u1ef1c \u0111\u01a1n trong m\u1ed9t nga\u0300y \u1edf nha\u0300 ho\u1eb7c \u1edf tr\u01b0\u1eddng c\u1ee7a m\u00ecnh va\u0300 c\u00e1c ng\u01b0\u1eddi th\u00e2n trong gia \u0111\u00ecnh va\u0300 nh\u1eadn xe\u0301t th\u1ef1c \u0111\u01a1n \u0111\u00f3 \u0111\u00e3 \u0111\u1ea3m b\u1ea3o c\u00e2n b\u0103\u0300ng va\u0300 la\u0300nh m\u1ea1nh ch\u01b0a, n\u1ebfu ch\u01b0a th\u00ec c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh nh\u01b0 th\u1ebf na\u0300o. (th\u1ef1c hi\u1ec7n v\u1edbi ng\u01b0\u1eddi b\u00ecnh th\u01b0\u1eddng, kh\u00f4ng trong ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng \u0111\u1eb7c bi\u1ec7t). T\u00ean m\u00f3n \u0103n, l\u01b0\u1ee3ng Nh\u1eadn x\u00e9t \u0110\u1ec1 xu\u1ea5t b\u1ed5 sung \u0111\u1ec3 \u0111\u1ee7 ch\u1ea5t h\u01a1n S\u00e1ng: Tr\u01b0a: T\u1ed1i: T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","198 IV. Ph\u1ee5 l\u1ee5c 1. Phi\u1ebfu h\u1ecdc t\u1eadp PHI\u1ebeU H\u1eccC T\u1eacP S\u1ed0 1 Nhi\u1ec7m v\u1ee5: Quan s\u00e1t th\u00e1p dinh d\u01b0\u01a1\u0303ng c\u00e2n \u0111\u1ed1i trong s\u00e1ch gi\u00e1o khoa (ho\u1eb7c gi\u00e1o vi\u00ean cung c\u1ea5p) th\u1ea3o lu\u1eadn tr\u1ea3 l\u1eddi c\u00e1c c\u00e1c c\u00e2u h\u1ecfi sau, ghi va\u0300o phi\u1ebfu c\u00e1 nh\u00e2n: (1) Chi\u0309 ra c\u00e1c loa\u0323i th\u01b0\u0301c \u0103n n\u00ean \u0103n ha\u0323n ch\u1ebf, \u0103n \u00edt, \u0103n c\u00f3 m\u01b0\u0301c \u0111\u1ed9, \u0103n v\u1eeba ph\u1ea3i, v\u00e0 \u0103n \u0111\u1ee7? (2) \u0110\u1ed5i l\u01b0\u1ee3ng ch\u1ea5t cung c\u1ea5p trong th\u00e1p dinh d\u01b0\u1ee1ng ra \u0111\u01a1n v\u1ecb gam v\u00e0 t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng trung bi\u0300nh m\u1ed7i loa\u0323i theo th\u00e1p dinh d\u01b0\u1ee1ng trong 1 ng\u00e0y. T\u00ednh trung bi\u0300nh 1 th\u00e1ng c\u00f3 30 ng\u00e0y. (C\u00e1c tr\u01b0\u01a1\u0300ng h\u1ee3p chia b\u1ecb d\u01b0 thi\u0300 c\u00f3 th\u1ec3 l\u00e0m tr\u00f2n l\u00ean n\u1ebfu d\u01b0 nhi\u1ec1u h\u01a1n 1 n\u1eeda s\u1ed1 chia ho\u1eb7c xu\u1ed1ng n\u1ebfu d\u01b0 \u00edt h\u01a1n 1 n\u1eeda s\u1ed1 chia). (3) Th\u1ef1c hi\u1ec7n c\u00e2n th\u1eed t\u1eebng loa\u0323i th\u1ef1c ph\u1ea9m theo kh\u1ed1i l\u01b0\u1ee3ng t\u00ednh \u1edf (2) theo t\u1eebng loa\u0323i trong th\u00e1p dinh d\u01b0\u1ee1ng \u0111\u1ec3 quy \u0111\u1ed5i sang c\u00e1c \u0111\u01a1n v\u1ecb nh\u01b0 thi\u0300a, b\u00e1t ho\u1eb7c th\u01b0\u0301 gi\u0300 em hi\u0300nh dung ra \u0111\u01b0\u1ee3c l\u01b0\u1ee3ng nhi\u1ec1u \u00edt. (4) M\u1ed7i h\u1ecdc sinh li\u1ec7t k\u00ea th\u01b0\u0301c \u0103n v\u00e0 s\u1ed1 l\u01b0\u1ee3ng trong 1 ng\u00e0y v\u00e0 so s\u00e1nh v\u1edbi l\u01b0\u1ee3ng t\u00ednh \u0111\u01b0\u1ee3c \u1edf (3) v\u00e0 r\u00fat ra k\u1ebft lu\u1eadn th\u1ef1c \u0111\u01a1n 1 ng\u00e0y c\u1ee7a mi\u0300nh \u0111\u00e3 c\u00e2n \u0111\u1ed1i ch\u01b0a, c\u1ea7n \u0111i\u1ec1u chi\u0309nh gi\u0300? Ghi c\u00e2u tr\u1ea3 l\u1eddi: (1) C\u00e1c lo\u1ea1i th\u1ee9c \u0103n N\u00ean \u0103n h\u1ea1n ch\u1ebf N\u00ean \u0103n \u00edt N\u00ean \u0103n c\u00f3 m\u1ee9c \u0111\u1ed9 N\u00ean \u0103n v\u01b0\u0300a ph\u1ea3i N\u00ean \u0103n \u0111\u1ee7 (2), (3), (4) (2) L\u01b0\u01a1\u0323ng (3) Quy \u0111\u1ed5i (4) Th\u1ee9c \u0103n 1 So s\u00e1nh v\u1edbi Lo\u1ea1i th\u1ee9c \u0103n trung b\u00ecnh 1 sang th\u00eca, nga\u0300y th\u01b0\u1eddng l\u01b0\u01a1\u0323ng trung Mu\u1ed1i ng\u00e0y (gam) b\u00e1t,... c\u1ee7a em b\u00ecnh \u1edf c\u1ed9t (3) \u0110\u01b0\u1eddng D\u1ea7u m\u01a1\u0303, v\u01b0\u0300ng l\u1ea1c Th\u1ecbt C\u00e1, th\u1ee7y s\u1ea3n \u0110\u1eadu ph\u1ee5 Qu\u1ea3 ch\u00edn Rau T\u1ef1 nh\u1eadn xe\u0301t, \u0111\u1ec1 xu\u1ea5t \u0111i\u1ec1u ch\u1ec9nh th\u1ef1c \u0111\u01a1n c\u1ee7a m\u00ecnh:............................................... T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","199 PHI\u1ebeU H\u1eccC T\u1eacP S\u1ed0 2 (l\u00e0m vi\u1ec7c nh\u00f3m) Nh\u00f3m h\u1ecdc sinh th\u1ea3o lu\u1eadn va\u0300 \u0111\u1ec1 xu\u1ea5t th\u1ef1c \u0111\u01a1n theo nga\u0300y \u0111\u1ea3m b\u1ea3o y\u00eau c\u1ea7u s\u1ea3n ph\u1ea9m. G\u01a1\u0323i \u00fd n\u1ed9i dung th\u1ea3o lu\u1eadn: \u25cf Li\u1ec7t k\u00ea danh s\u00e1ch c\u00e1c m\u00f3n \u0103n m\u00e0 nh\u00f3m l\u1ef1a ch\u1ecdn \u0111\u1ec3 d\u00f9ng trong m\u1ed9t ng\u00e0y. \u25cf T\u00ednh l\u01b0\u1ee3ng ch\u1ea5t cho t\u1eebng loa\u0323i th\u01b0\u0301c \u0103n. \u25cf \u0110\u1eb7t t\u00ean th\u1ef1c \u0111\u01a1n, gi\u1ea3i th\u00edch \u00fd nghi\u0303a, t\u00e1c d\u1ee5ng m\u1ed7i m\u00f3n \u0103n v\u1ec1 vi\u1ec7c cung c\u1ea5p loa\u0323i dinh d\u01b0\u1ee1ng v\u00e0 l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p. \u25cf Ph\u00e2n c\u00f4ng chu\u1ea9n b\u1ecb hi\u0300nh \u1ea3nh minh h\u1ecda, ho\u00e0n thi\u1ec7n th\u1ef1c \u0111\u01a1n. Tri\u0300nh b\u00e0y theo b\u1ea3ng sau: B\u1eefa \u0103n T\u00ean Ch\u1ea5t b\u1ed9t Ch\u1ea5t Ch\u1ea5t Ch\u1ea5t kho\u00e1ng m\u00f3n \u0103n \u0111\u01b0\u1eddng, b\u00e9o \u0111\u1ea1m Vitamin v\u00e0 ch\u1ea5t x\u01a1 l\u01b0\u1ee3ng B\u1eefa s\u00e1ng B\u1eefa tr\u01b0a B\u1eefa chi\u1ec1u B\u1eefa t\u1ed1i 2. Phi\u1ebfu \u0111\u00e1nh gi\u00e1 \u0110\u1ecdc so s\u00e1nh t\u1eebng n\u1ed9i dung \u0111\u00e1nh gi\u00e1 v\u1edbi s\u1ea3n ph\u1ea9m v\u00e0 x\u1ebfp theo 3 m\u01b0\u0301c \u0111\u1ed9: R\u1ea5t t\u1ed1t, t\u1ed1t, ch\u01b0a \u0111a\u0323t N\u1ed9i dung S\u1ed1 sao \u0111\u1ea1t \u0111\u01b0\u1ee3c Li\u1ec7t k\u00ea \u0111\u01b0\u01a1\u0323c c\u00e1c danh m\u1ee5c th\u1ef1c ph\u1ea9m chi ti\u1ebft cho 2 nga\u0300y cho 1 ng\u01b0\u1eddi va\u0300 l\u01b0\u01a1\u0323ng m\u1ed7i lo\u1ea1i. Th\u1ef1c \u0111\u01a1n c\u1ea7n \u0111\u1ea3m b\u1ea3o dinh d\u01b0\u01a1\u0303ng c\u00f3 \u0111\u1ea7y \u0111\u1ee7 5 nh\u00f3m ch\u1ea5t sau \u0111\u00e2y: ch\u1ea5t b\u1ed9t \u0111\u01b0\u1eddng, ch\u1ea5t be\u0301o, ch\u1ea5t \u0111\u1ea1m, vitamin, ch\u1ea5t kho\u00e1ng va\u0300 ch\u1ea5t x\u01a1. Chia h\u01a1\u0323p l\u00ed c\u00e1c th\u1ef1c ph\u1ea9m cung c\u1ea5p c\u00e1c nh\u00f3m ch\u1ea5t dinh d\u01b0\u01a1\u0303ng c\u1ea7n va\u0300o c\u00e1c b\u1eefa \u0103n. \u0110a d\u1ea1ng c\u00e1c lo\u1ea1i th\u1ee9c \u0103n. H\u00ecnh \u1ea3nh m\u00f4 t\u1ea3\/minh h\u1ecda ph\u00f9 h\u01a1\u0323p v\u1edbi m\u00f3n \u0103n th\u1ee9c, ma\u0300u s\u1eafc n\u1ed5i b\u1eadt, s\u00e1ng t\u1ea1o. T\u00ean th\u1ef1c \u0111\u01a1n \u1ea5n t\u01b0\u01a1\u0323ng, ph\u00f9 h\u01a1\u0323p v\u1edbi ch\u1ee7 \u0111\u1ec3 dinh d\u01b0\u01a1\u0303ng c\u00e2n \u0111\u1ed1i, la\u0300nh m\u1ea1nh. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023","200 4.5. Minh h\u1ecda m\u1ed9t s\u1ed1 b\u00e0i h\u1ecdc\/ho\u1ea1t \u0111\u1ed9ng tr\u1ea3i nghi\u1ec7m STEM l\u1edbp 5 B\u00c0I H\u1eccC STEM: TANGRAM 3D TH\u00d4NG TIN V\u1ec0 B\u00c0I H\u1eccC L\u1edbp 5 Th\u1eddi l\u01b0\u1ee3ng: 3 ti\u1ebft Th\u1eddi \u0111i\u1ec3m t\u1ed5 ch\u1ee9c: Khi d\u1ea1y n\u1ed9i dung H\u00ecnh ph\u1eb3ng va\u0300 h\u00ecnh kh\u1ed1i (m\u1ea1ch n\u1ed9i dung H\u00ecnh h\u1ecdc va\u0300 \u0111o l\u01b0\u1eddng c\u1ee7a m\u00f4n To\u00e1n) M\u00f4 t\u1ea3 b\u00e0i h\u1ecdc: N\u1ed9i dung m\u00f4n To\u00e1n c\u00f3 c\u00e1c y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t nh\u01b0 sau: - Nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c hi\u0300nh khai tri\u1ec3n c\u1ee7a hi\u0300nh l\u1eadp ph\u01b0\u01a1ng, hi\u0300nh h\u1ed9p ch\u1eef nh\u1eadt. - Gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111o, v\u1ebd, l\u1eafp gh\u00e9p, ta\u0323o hi\u0300nh g\u1eafn v\u1edbi m\u1ed9t s\u1ed1 hi\u0300nh ph\u1eb3ng v\u00e0 hi\u0300nh kh\u1ed1i \u0111\u00e3 h\u1ecdc. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u01a1\u0323c c\u00e1c y\u00eau c\u1ea7u na\u0300y, trong ba\u0300i h\u1ecdc STEM Tangram 3D, h\u1ecdc sinh s\u1ebd d\u1ef1a va\u0300o c\u00e1ch t\u1ea1o ra h\u00ecnh h\u1ed9p ch\u1eef nh\u1eadt \u0111\u1ec3 la\u0300m m\u1ed9t b\u1ed9 g\u1ed3m 7 h\u00ecnh kh\u1ed1i c\u00f3 \u0111\u00e1y la\u0300 h\u00ecnh vu\u00f4ng, h\u00ecnh tam gi\u00e1c (vu\u00f4ng) v\u00e0 h\u00ecnh b\u00ecnh h\u00e0nh. (L\u01b0u \u00fd la\u0300 b\u1ed9 tangram na\u0300y c\u00f2n c\u00f3 th\u1ec3 \u0111\u01b0\u01a1\u0323c s\u1eed d\u1ee5ng khi h\u1ecdc sinh tham gia ho\u1ea1t \u0111\u1ed9ng th\u1ef1c ha\u0300nh tr\u1ea3i nghi\u1ec7m trong m\u00f4n to\u00e1n nh\u01b0 g\u01a1\u0323i \u00fd c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh m\u00f4n To\u00e1n l\u1edbp 5: - T\u1ed5 ch\u01b0\u0301c c\u00e1c hoa\u0323t \u0111\u1ed9ng ngo\u00e0i gi\u01a1\u0300 ch\u00ednh kho\u00e1 (v\u00ed d\u1ee5: tr\u00f2 ch\u01a1i \u201cB\u1ea3y m\u1ea3nh nghi\u0300n hi\u0300nh (tangram)\u201d ho\u1eb7c c\u00e1c hoa\u0323t \u0111\u1ed9ng \u201cH\u1ecdc vui - Vui h\u1ecdc\u201d,...) li\u00ean quan \u0111\u1ebfn \u00f4n t\u1eadp, c\u1ee7ng c\u1ed1 c\u00e1c ki\u1ebfn th\u01b0\u0301c to\u00e1n ho\u1eb7c gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u1ea3y sinh trong ti\u0300nh hu\u1ed1ng th\u1ef1c ti\u1ec5n.) N\u1ed9i dung ch\u1ee7 \u0111\u1ea1o v\u00e0 t\u00edch h\u1ee3p trong b\u00e0i h\u1ecdc: M\u00f4n h\u1ecdc Y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t M\u00f4n h\u1ecdc To\u00e1n - Nh\u1eadn bi\u1ebft \u0111\u01b0\u01a1\u0323c h\u00ecnh khai tri\u1ec3n c\u1ee7a h\u00ecnh h\u1ed9p ch\u1eef nh\u1eadt. ch\u1ee7 \u0111\u1ea1o - Gi\u1ea3i quy\u1ebft \u0111\u01b0\u01a1\u0323c m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111o, v\u1ebd, l\u1eafp ghe\u0301p, t\u1ea1o h\u00ecnh g\u1eafn v\u1edbi m\u1ed9t s\u1ed1 h\u00ecnh ph\u1eb3ng va\u0300 h\u00ecnh kh\u1ed1i \u0111\u00e3 h\u1ecdc. M\u00f4n h\u1ecdc M\u0129 thu\u1eadt - Ph\u1ed1i h\u01a1\u0323p \u0111\u01b0\u01a1\u0323c m\u1ed9t s\u1ed1 k\u0129 n\u0103ng: c\u1eaft, d\u00e1n, x\u1ebfp, g\u1eafn, v\u1ebd,\u2026 t\u00edch h\u1ee3p (trong th\u1ef1c ha\u0300nh s\u00e1ng t\u1ea1o s\u1ea3n ph\u1ea9m m\u0129 thu\u1eadt 3D). - Ph\u00e2n bi\u1ec7t \u0111\u01b0\u01a1\u0323c v\u1eadt li\u1ec7u t\u1ef1 nhi\u00ean, v\u1eadt li\u1ec7u nh\u00e2n t\u1ea1o, v\u1eadt li\u1ec7u s\u01b0u t\u1ea7m, t\u00e1i s\u1eed d\u1ee5ng \u1edf s\u1ea3n ph\u1ea9m th\u1ee7 c\u00f4ng. C\u00f4ng - Thi\u1ebft k\u1ebf \u0111\u01b0\u01a1\u0323c m\u1ed9t s\u1ea3n ph\u1ea9m th\u1ee7 c\u00f4ng k\u0129 thu\u1eadt \u0111\u01a1n gi\u1ea3n ngh\u1ec7 theo h\u01b0\u1edbng d\u1eabn. T\u00e0i li\u1ec7u d\u00f9ng cho t\u1eadp hu\u1ea5n tri\u1ec3n khai th\u1ef1c hi\u1ec7n gi\u00e1o d\u1ee5c STEM c\u1ea5p Ti\u1ec3u h\u1ecdc theo C\u00f4ng v\u0103n s\u1ed1 909\/BGD\u0110T-GDTH ng\u00e0y 08\/3\/2023"]