{"id":5718,"date":"2024-03-29T14:10:01","date_gmt":"2024-03-29T07:10:01","guid":{"rendered":"https:\/\/dochoihoangha.com\/edu\/?p=5718"},"modified":"2024-03-29T14:10:01","modified_gmt":"2024-03-29T07:10:01","slug":"thi-nghiem-stem","status":"publish","type":"post","link":"https:\/\/dochoihoangha.com\/edu\/thi-nghiem-stem.html","title":{"rendered":"6 Th\u00ed nghi\u1ec7m STEM d\u1ec5 l\u00e0m v\u00e0 vui nh\u1ed9n cho tr\u1ebb m\u1ea7m non"},"content":{"rendered":"

Giai \u0111o\u1ea1n m\u1ea7m non tr\u1ebb b\u1eaft \u0111\u1ea7u h\u00ecnh th\u00e0nh nh\u1eadn th\u1ee9c v\u1edbi th\u1ebf gi\u1edbi xung quanh, ph\u01b0\u01a1ng ph\u00e1p h\u1ecdc t\u1eadp th\u00edch h\u1ee3p v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t v\u1edbi tr\u1ebb l\u00e0 h\u1ecdc m\u00e0 ch\u01a1i, ch\u01a1i m\u00e0 h\u1ecdc. Ch\u00ednh v\u00ec v\u1eady \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n t\u1ed1t nh\u1ea5t cho tr\u1ebb ph\u00e1t tri\u1ec3n, h\u1ea1n ch\u1ebf con s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed h\u00e3y d\u1ea1y tr\u1ebb c\u00e1c Th\u00ed nghi\u1ec7m STEM vui nh\u1ed9n.<\/p>\n

C\u00f9ng \u0110\u1ed3 Ch\u01a1i Ho\u00e0ng H\u00e0<\/a><\/strong> tham kh\u1ea3o 6 Th\u00ed nghi\u1ec7m STEM d\u1ec5 l\u00e0m v\u00e0 vui nh\u1ed9n cho tr\u1ebb m\u1ea7m non<\/strong><\/em> d\u1ec5 l\u00e0m d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 gi\u00fap con h\u1ecdc th\u00eam nhi\u1ec1u ki\u1ebfn th\u1ee9c h\u1eefu \u00edch m\u1ed9t c\u00e1ch tho\u1ea3i m\u00e1i nh\u1ea5t nh\u00e9.<\/p>\n

N\u1ebfu cha m\u1eb9 v\u1eabn ch\u01b0a bi\u1ebft STEM l\u00e0 ph\u01b0\u01a1ng ph\u00e1p d\u1ea1y h\u1ecdc nh\u01b0 th\u1ebf n\u00e0o th\u00ec c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i vi\u1ebft T\u00ecm hi\u1ec3u ph\u01b0\u01a1ng ph\u00e1p gi\u00e1o d\u1ee5c STEAM<\/a> cho tr\u1ebb m\u1ea7m non<\/strong><\/p>\n

Th\u00ed nghi\u1ec7m STEM khoa h\u1ecdc v\u1edbi d\u1ea7u v\u00e0 n\u01b0\u1edbc<\/h2>\n

Th\u00ed nghi\u1ec7m khoa h\u1ecdc<\/strong> v\u1edbi d\u1ea7u v\u00e0 n\u01b0\u1edbc d\u1ec5 th\u1ef1c hi\u1ec7n ngay t\u1ea1i nh\u00e0 v\u1edbi c\u00e1c nguy\u00ean li\u1ec7u \u0111\u01a1n gi\u1ea3n. Th\u00f4ng qua vi\u1ec7c tham gia th\u1ef1c hi\u1ec7n th\u00ed nghi\u1ec7m n\u00e0y, tr\u1ebb s\u1ebd bi\u1ebft \u0111\u01b0\u1ee3c n\u01b0\u1edbc c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang n\u1eb7ng h\u01a1n d\u1ea7u. \u0110i\u1ec1u n\u00e0y gi\u1ea3i th\u00edch t\u1ea1i sao khi tr\u1ed9n l\u1eabn hai dung d\u1ecbch n\u00e0y v\u1edbi nhau th\u00ec kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng h\u00f2a tan x\u1ea3y ra m\u00e0 d\u1ea7u s\u1ebd lu\u00f4n n\u1ed5i tr\u00ean m\u1eb7t c\u1ee7a n\u01b0\u1edbc.<\/p>\n

\"Th\u00ed
Th\u00ed nghi\u1ec7m STEM khoa h\u1ecdc v\u1edbi d\u1ea7u v\u00e0 n\u01b0\u1edbc<\/figcaption><\/figure>\n

Nguy\u00ean li\u1ec7u c\u1ea7n chu\u1ea9n b\u1ecb:<\/strong><\/p>\n

M\u00e0u th\u1ef1c ph\u1ea9m.<\/p>\n

D\u1ea7u \u0103n<\/p>\n

N\u01b0\u1edbc l\u1ecdc<\/p>\n

C\u1ed1c \u0111\u1ef1ng.<\/p>\n

C\u00e1ch th\u1ef1c hi\u1ec7n th\u00ed nghi\u1ec7m:<\/strong><\/p>\n

B\u01b0\u1edbc 1<\/strong>: \u0110\u1ed5 v\u00e0o m\u1ed9t n\u1eeda c\u1ed1c n\u01b0\u1edbc l\u1ecdc.<\/p>\n

B\u01b0\u1edbc 2<\/strong>: Cho m\u00e0u th\u1ef1c ph\u1ea9m v\u00e0o c\u1ed1c v\u00e0 khu\u1ea5y tr\u1ed9n \u0111\u1ec1u. L\u00fac n\u00e0y, m\u00e0u s\u1ebd tan to\u00e0n b\u1ed9 v\u00e0 dung d\u1ecbch b\u00ean trong c\u1ed1c c\u00f3 m\u00e0u \u0111\u00e3 pha tr\u1ed9n,<\/p>\n

B\u01b0\u1edbc 3<\/strong>: Cho d\u1ea7u \u0103n v\u00e0o trong c\u1ed1c. D\u1ea7u \u0103n kh\u00f4ng tan v\u00e0 n\u1ed5i l\u00ean tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a c\u1ed1c. D\u1ea7u kh\u00f4ng b\u1ecb nhu\u1ed9m m\u00e0u. Trong c\u1ed1c s\u1ebd c\u00f3 hai th\u00e0nh ph\u1ea7n dung d\u1ecbch v\u1edbi m\u00e0u s\u1eafc kh\u00e1c bi\u1ec7t nhau.<\/p>\n

Th\u00ed nghi\u1ec7m s\u1eefa ma thu\u1eadt<\/h2>\n

M\u1ed9t th\u00ed nghi\u1ec7m stem cho tr\u1ebb m\u1ea7m non<\/a><\/strong> d\u1ec5 th\u1ef1c hi\u1ec7n kh\u00e1c \u0111\u00f3 l\u00e0 l\u00e0m \u201c\u1ea3o thu\u1eadt\u201d v\u1edbi s\u1eefa. Th\u1ef1c t\u1ebf, s\u1eefa \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o b\u1edfi c\u00e1c h\u1ee3p ch\u1ea5t protein, kho\u00e1ng ch\u1ea5t v\u00e0 ch\u1ea5t b\u00e9o n\u00ean khi ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi x\u00e0 ph\u00f2ng trong n\u01b0\u1edbc r\u1eeda ch\u00e9n th\u00ec c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n h\u1ee7y ch\u1ea5t b\u00e9o x\u1ea3y ra.<\/p>\n

L\u00fac n\u00e0y, tr\u1ebb s\u1ebd quan s\u00e1t \u0111\u01b0\u1ee3c hi\u1ec7n t\u01b0\u1ee3ng nh\u1eefng ph\u00e2n t\u1eed x\u00e0 ph\u00f2ng \u201cch\u1ea1y lo\u1ea1n x\u1ea1\u201d xung quanh \u0111\u1ec3 t\u00ecm c\u00e1ch \u201cb\u1eaft c\u1eb7p\u201d v\u1edbi c\u00e1c ph\u00e2n t\u1eed ch\u1ea5t b\u00e9o c\u00f3 trong s\u1eefa.<\/p>\n

\"Th\u00ed
Th\u00ed nghi\u1ec7m STEM cho tr\u1ebb m\u1ea7m non \u2013 S\u1eefa ma thu\u1eadt<\/figcaption><\/figure>\n

Nguy\u00ean li\u1ec7u c\u1ea7n chu\u1ea9n b\u1ecb:<\/strong><\/p>\n

M\u00e0u th\u1ef1c ph\u1ea9m (d\u1ea1ng l\u1ecfng)<\/p>\n

X\u00e0 ph\u00f2ng r\u1eeda ch\u00e9n<\/p>\n

S\u1eefa t\u01b0\u01a1i<\/p>\n

B\u00f4ng ho\u1eb7c b\u0103ng g\u1ea1c<\/p>\n

\u0110\u0129a<\/p>\n

C\u00e1ch th\u1ef1c hi\u1ec7n th\u00ed nghi\u1ec7m stem cho tr\u1ebb m\u1ea7m non:<\/strong><\/p>\n

B\u01b0\u1edbc 1<\/strong>: \u0110\u1ed5 1 l\u01b0\u1ee3ng s\u1eefa v\u00e0o \u0111\u0129a \u0111\u1ef1ng v\u00e0 cho m\u00e0u th\u1ef1c ph\u1ea9m v\u00e0o b\u00ean trong.<\/p>\n

B\u01b0\u1edbc 2<\/strong>: L\u1ea5y b\u00f4ng ho\u1eb7c b\u0103ng g\u1ea1c nh\u00fang x\u00e0 ph\u00f2ng r\u1eeda ch\u00e9n r\u1ed3i cho v\u00e0o b\u00ean trong h\u1ed7n h\u1ee3p s\u1eefa v\u00e0 m\u00e0u. Gi\u1eef nguy\u00ean m\u1ed9t ch\u1ed7 trong kho\u1ea3ng 15 gi\u00e2y. C\u00e1c m\u1ea3ng m\u00e0u s\u1ebd b\u1eaft \u0111\u1ea7u xoay v\u00f2ng v\u00e0 di chuy\u1ec3n ra kh\u1ecfi v\u00f9ng c\u00f3 x\u00e0 ph\u00f2ng r\u1eeda ch\u00e9n.<\/p>\n

Th\u00ed nghi\u1ec7m stem cho tr\u1ebb m\u1ea7m non D\u1ef1ng thuy\u1ec1n t\u00e1o<\/h2>\n

D\u1ef1ng thuy\u1ec1n t\u00e1o c\u0169ng l\u00e0 m\u1ed9t th\u00ed nghi\u1ec7m stem cho tr\u1ebb m\u1ea7m non<\/strong> \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng kh\u00e1 nhi\u1ec1u b\u1edfi th\u00f4ng qua th\u1ef1c nghi\u1ec7m t\u01b0\u1edfng ch\u1eebng nh\u01b0 kh\u00e1 \u0111\u01a1n gi\u1ea3n n\u00e0y, c\u00e1c b\u00e9 s\u1ebd h\u1ecdc \u0111\u01b0\u1ee3c s\u1ef1 t\u1ec9 m\u1ec9, kh\u00e9o l\u00e9o. \u0110\u1ed3ng th\u1eddi, \u0111\u00e2y c\u0169ng l\u00e0 c\u01a1 h\u1ed9i t\u1ed1t \u0111\u1ec3 tr\u1ebb r\u00e8n luy\u1ec7n, c\u1ea3i thi\u1ec7n tr\u00ed t\u01b0\u1edfng t\u01b0\u1ee3ng tr\u1edf n\u00ean phong ph\u00fa h\u01a1n.<\/p>\n

T\u00e1o ch\u1ee9a \u0111\u1ebfn 25% l\u00e0 kh\u00f4ng kh\u00ed b\u00ean \u1edf ph\u00eda b\u00ean trong. V\u00ec th\u1ebf, khi th\u1ea3 tr\u00ean m\u1eb7t n\u01b0\u1edbc th\u00ec lo\u1ea1i qu\u1ea3 n\u00e0y s\u1ebd n\u1ed5i tr\u00ean b\u1ec1 m\u1eb7t d\u1ec5 d\u00e0ng. \u0110i\u1ec1u n\u00e0y c\u0169ng gi\u00fap tr\u1ebb hi\u1ec3u h\u01a1n v\u1ec1 t\u00ednh ch\u1ea5t n\u1ed5i v\u00e0 ch\u00ecm trong n\u01b0\u1edbc c\u1ee7a c\u00e1c v\u1eadt th\u1ec3 kh\u00e1c nhau.<\/p>\n

\"Th\u00ed
Th\u00ed nghi\u1ec7m stem cho tr\u1ebb m\u1ea7m non D\u1ef1ng thuy\u1ec1n t\u00e1o<\/figcaption><\/figure>\n

Nguy\u00ean li\u1ec7u c\u1ea7n chu\u1ea9n b\u1ecb:<\/strong><\/p>\n

Qu\u1ea3 t\u00e1o, dao k\u00e9o<\/p>\n

Khay n\u01b0\u1edbc, gi\u1ea5y, que tre ho\u1eb7c que g\u1ed7<\/p>\n

Nh\u1eefng v\u1eadt li\u1ec7u d\u00f9ng \u0111\u1ec3 trang tr\u00ed, b\u00fat ch\u00ec m\u00e0u<\/p>\n

C\u00e1ch th\u1ee9c ti\u1ebfn h\u00e0nh:<\/strong><\/p>\n

B\u01b0\u1edbc 1<\/strong>: D\u00f9ng dao ch\u1ebb \u0111\u00f4i qu\u1ea3 t\u00e1o th\u00e0nh hai ph\u1ea7n b\u1eb1ng nhau. Sau \u0111\u00f3, l\u1ea5y que g\u1ed7 ho\u1eb7c que tre c\u1eafm v\u00e0o gi\u1eefa qu\u1ea3 t\u00e1o.<\/p>\n

B\u01b0\u1edbc 2<\/strong>: S\u1eed d\u1ee5ng k\u00e9o c\u1eaft gi\u1ea5y th\u00e0nh c\u00e1c h\u00ecnh c\u00e1nh bu\u1ed3m. C\u00f3 th\u1ec3 h\u01b0\u1edbng d\u1eabn cho tr\u1ebb trang tr\u00ed b\u1eb1ng b\u00fat ch\u00ec m\u00e0u \u0111\u1ec3 tr\u00f4ng b\u1eaft m\u1eaft h\u01a1n.<\/p>\n

B\u01b0\u1edbc 3<\/strong>: D\u00e1n c\u00e1nh bu\u1ed3m v\u1eeba c\u1eaft l\u00ean tr\u00ean que \u0111\u1ec3 ho\u00e0n th\u00e0nh th\u00e0nh ph\u1ea9m l\u00e0 chi\u1ebfc thuy\u1ec1n t\u00e1o c\u00f3 th\u1ec3 n\u1ed5i tr\u00ean m\u1eb7t n\u01b0\u1edbc.<\/p>\n

Th\u00ed nghi\u1ec7m dung nham<\/h2>\n

N\u1ebfu c\u00e1c b\u1eadc cha m\u1eb9 c\u1ea7n t\u00ecm ki\u1ebfm m\u1ed9t th\u00ed nghi\u1ec7m stem cho tr\u1ebb m\u1ea7m non<\/strong> n\u00e2ng cao h\u01a1n th\u00ec c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00ed nghi\u1ec7m dung nham. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 phi\u00ean b\u1ea3n \u201ccao c\u1ea5p\u201d h\u01a1n c\u1ee7a th\u00ed nghi\u1ec7m d\u1ea7u v\u00e0 n\u01b0\u1edbc. Th\u00f4ng qua th\u1ef1c nghi\u1ec7m n\u00e0y, tr\u1ebb s\u1ebd quan s\u00e1t v\u00e0 h\u1ecdc h\u1ecfi \u0111\u01b0\u1ee3c v\u1ec1 ph\u1ea3n \u1ee9ng gi\u1eefa th\u00e0nh ph\u1ea7n trong s\u1ee7i C v\u1edbi h\u1ed7n h\u1ee3p d\u1ea7u v\u00e0 n\u01b0\u1edbc m\u00e0u. K\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c kh\u00ed carbon dioxide n\u00ean s\u1ebd t\u1ea1o th\u00e0nh hi\u1ec7n t\u01b0\u1ee3ng \u201cdung nham phun tr\u00e0o\u201d tr\u00ean mi\u1ec7ng ly.<\/p>\n

\"th\u00ed
th\u00ed nghi\u1ec7m stem dung nham<\/figcaption><\/figure>\n

Nguy\u00ean li\u1ec7u c\u1ea7n chu\u1ea9n b\u1ecb:<\/strong><\/p>\n

M\u00e0u th\u1ef1c ph\u1ea9m, n\u01b0\u1edbc<\/p>\n

D\u1ea7u th\u1ef1c v\u1eadt, vi\u00ean s\u1ee7i C<\/p>\n

Chai ho\u1eb7c c\u1ed1c th\u1ee7y tinh.<\/p>\n

C\u00e1ch th\u1ee9c ti\u1ebfn h\u00e0nh:<\/strong><\/p>\n

B\u01b0\u1edbc 1<\/strong>: H\u00f2a tan v\u00e0o c\u1ed1c ch\u1ee9a \u00bd l\u01b0\u1ee3ng n\u01b0\u1edbc b\u1eb1ng m\u00e0u th\u1ef1c ph\u1ea9m c\u00f3 m\u00e0u s\u1eafc m\u00e0 tr\u1ebb y\u00eau th\u00edch.<\/p>\n

B\u01b0\u1edbc 2<\/strong>: \u0110\u1ed5 d\u1ea7u th\u1ef1c v\u1eadt v\u00e0o kho\u1ea3ng \u00be c\u1ed1c<\/p>\n

B\u01b0\u1edbc 3<\/strong>: Cho ti\u1ebfp ph\u1ea7n n\u01b0\u1edbc m\u00e0u v\u00e0o cho \u0111\u1ebfn khi th\u1ea5y to\u00e0n b\u1ed9 ph\u1ea7n ch\u1ea5t l\u1ecfng c\u00e1ch c\u1ed1c kho\u1ea3ng 1 \u2013 2 ph\u00e2n th\u00ec d\u1eebng.<\/p>\n

B\u01b0\u1edbc 4<\/strong>: Cho vi\u00ean s\u1ee7i v\u00e0o c\u1ed1c v\u00e0 quan s\u00e1t hi\u1ec7n t\u01b0\u1ee3ng dung nham phun tr\u00e0o. th\u00ed nghi\u1ec7m dung nham<\/p>\n

Th\u00ed nghi\u1ec7m v\u1edbi qu\u1ea3 tr\u1ee9ng<\/h2>\n

Th\u00ed nghi\u1ec7m v\u1edbi qu\u1ea3 tr\u1ee9ng c\u00f3 c\u00e1ch th\u1ef1c hi\u1ec7n \u0111\u01a1n gi\u1ea3n v\u1edbi nguy\u00ean li\u1ec7u \u0111\u01a1n gi\u1ea3n t\u1ea1i nh\u00e0 s\u1ebd gi\u00fap tr\u1ebb bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1ch ph\u00e2n bi\u1ec7t tr\u1ee9ng n\u00e0o s\u1ed1ng v\u00e0 tr\u1ee9ng n\u00e0o \u0111\u00e3 ch\u00edn. V\u1ec1 b\u1ea3n ch\u1ea5t, v\u00ec tr\u1ee9ng ch\u00edn \u1edf d\u1ea1ng r\u1eafn n\u00ean t\u00e2m s\u1ebd \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh v\u00e0 gi\u1eef nguy\u00ean. Trong khi tr\u1ee9ng s\u1ed1ng l\u00e0 v\u1eadt th\u1ec3 ch\u1ee9a ch\u1ea5t l\u1ecfng b\u00ean trong n\u00ean t\u00e2m s\u1ebd b\u1ecb d\u1ecbch chuy\u1ec3n li\u00ean t\u1ee5c khi xoay.<\/p>\n

Xem th\u00eam: Kh\u00e1m ph\u00e1 khoa h\u1ecdc Th\u00ed nghi\u1ec7m: Tr\u1ee9ng ch\u00ecm tr\u1ee9ng n\u1ed5i<\/a> (Quy tr\u00ecnh 5E)<\/strong><\/p>\n

\"Th\u00ed
Th\u00ed nghi\u1ec7m v\u1edbi qu\u1ea3 tr\u1ee9ng<\/figcaption><\/figure>\n

Nguy\u00ean li\u1ec7u c\u1ea7n chu\u1ea9n b\u1ecb: 2 qu\u1ea3 tr\u1ee9ng.<\/p>\n

C\u00e1c b\u01b0\u1edbc ti\u1ebfn h\u00e0nh:<\/strong><\/p>\n

B\u01b0\u1edbc 1<\/strong>: D\u00f9ng hai tay xoay qu\u1ea3 tr\u1ee9ng t\u1ea1i ch\u1ed7 v\u00e0 ti\u1ebfn h\u00e0nh quan s\u00e1t th\u1eadt k\u1ef9.<\/p>\n

B\u01b0\u1edbc 2<\/strong>: Qu\u1ea3 n\u00e0o quay nhi\u1ec1u v\u00f2ng h\u01a1n ch\u00ednh l\u00e0 tr\u1ee9ng ch\u00edn. C\u00f2n qu\u1ea3 n\u00e0o kh\u00f3 xoay, ch\u1ec9 c\u00f3 th\u1ec3 l\u1eafc l\u01b0 l\u00e0 tr\u1ee9ng s\u1ed1ng.<\/p>\n

Kh\u00e1m ph\u00e1 khoa h\u1ecdc ch\u00ecm hay n\u1ed5i, th\u00ed nghi\u1ec7m stem cho tr\u1ebb m\u1ea7m non<\/h2>\n

M\u1ed9t th\u00ed nghi\u1ec7m stem cho tr\u1ebb m\u1ea7m non<\/strong> th\u00fa v\u1ecb kh\u00f4ng k\u00e9m \u0111\u00f3 l\u00e0 kh\u00e1m ph\u00e1 khoa h\u1ecdc v\u1ec1 hi\u1ec7n t\u01b0\u1ee3ng ch\u00ecm v\u00e0 n\u1ed5i. Th\u00f4ng qua nh\u1eefng th\u1ef1c nghi\u1ec7m \u0111\u01a1n gi\u1ea3n t\u1eeb c\u00e1c \u0111\u1ed3 v\u1eadt quen thu\u1ed9c, tr\u1ebb s\u1ebd c\u00f3 c\u01a1 h\u1ed9i \u0111\u01b0\u1ee3c h\u1ecdc h\u1ecfi c\u00e1c ki\u1ebfn th\u1ee9c v\u1ec1 h\u00ecnh d\u1ea1ng, kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang v\u00e0 t\u00ednh ch\u1ea5t c\u1ee7a v\u1eadt th\u1ec3. Nh\u1eefng y\u1ebfu t\u1ed1 k\u1ec3 tr\u00ean s\u1ebd quy\u1ebft \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 ch\u00ecm hay n\u1ed5i c\u1ee7a m\u1ed9t v\u1eadt.<\/p>\n

\"Kh\u00e1m
Kh\u00e1m ph\u00e1 khoa h\u1ecdc ch\u00ecm hay n\u1ed5i<\/figcaption><\/figure>\n

Nguy\u00ean li\u1ec7u c\u1ea7n chu\u1ea9n b\u1ecb:<\/strong><\/p>\n

Nh\u1eefng lo\u1ea1i qu\u1ea3: t\u00e1o, xo\u00e0i, cam,\u2026<\/p>\n

M\u1ed9t v\u00e0i m\u00f3n \u0111\u1ed3 v\u1eadt: chai nh\u1ef1a r\u1ed7ng, n\u0129a, chai th\u1ee7y tinh r\u1ed7ng,\u2026.<\/p>\n

Ch\u1eadu \u0111\u1ef1ng n\u01b0\u1edbc l\u1edbn<\/p>\n

C\u00e1ch th\u1ee9c th\u1ef1c hi\u1ec7n:<\/strong><\/p>\n

B\u01b0\u1edbc 1<\/strong>: L\u1ea7n l\u01b0\u1ee3t th\u1ea3 ch\u00ecm nh\u1eefng m\u00f3n \u0111\u1ed3 v\u1eadt v\u00e0 c\u00e1c lo\u1ea1i hoa qu\u1ea3 \u0111\u00e3 chu\u1ea9n b\u1ecb v\u00e0o ch\u1eadu n\u01b0\u1edbc l\u1edbn.<\/p>\n

B\u01b0\u1edbc 2<\/strong>: Quan s\u00e1t c\u00e1c v\u1eadt \u0111\u00e3 th\u1ea3 xu\u1ed1ng xem c\u00e1i n\u00e0o ch\u00ecm v\u00e0 c\u00e1i n\u00e0o n\u1ed5i.<\/p>\n

Xem th\u00eam: 5 th\u00ed nghi\u1ec7m h\u00f3a h\u1ecdc<\/a> \u0111\u01a1n gi\u1ea3n \u0111\u1ed9c \u0111\u00e1o v\u00e0 th\u00fa v\u1ecb<\/strong><\/p>\n

B\u00e0i vi\u1ebft tr\u00ean \u0111\u00e2y l\u00e0 nh\u1eefng chia s\u1ebb c\u1ee7a \u0110\u1ed3 Ch\u01a1i Ho\u00e0ng H\u00e0<\/strong> v\u1ec1 th\u00ed nghi\u1ec7m STEM cho tr\u1ebb m\u1ea7m non. Nh\u1eefng th\u00ed nghi\u1ec7m tuy \u0111\u01a1n gi\u1ea3n nh\u01b0ng mang l\u1ea1i cho tr\u1ebb n\u1ec1n t\u1ea3ng t\u01b0 duy v\u1ec1 khoa h\u1ecdc gi\u00fap c\u00e1c em \u0111\u01b0\u1ee3c th\u1ef1c h\u00e0nh, tr\u1ea3i nghi\u1ec7m k\u00edch th\u00edch s\u1ef1 s\u00e1ng t\u1ea1o, \u0111am m\u00ea kh\u00e1m ph\u00e1. Hy v\u1ecdng v\u1edbi nh\u1eefng th\u00f4ng tin c\u1eadp nh\u1eadt trong b\u00e0i vi\u1ebft s\u1ebd gi\u00fap b\u1ed1 m\u1eb9 hi\u1ec3u r\u00f5 h\u01a1n v\u00e0 c\u00f3 th\u1ec3 h\u01b0\u1edbng d\u1eabn con th\u1ef1c hi\u1ec7n c\u00e1c th\u00ed nghi\u1ec7m STEM vui nh\u1ed9n, d\u1ec5 l\u00e0m n\u00e0y.<\/p>\n","protected":false},"excerpt":{"rendered":"

Giai \u0111o\u1ea1n m\u1ea7m non tr\u1ebb b\u1eaft \u0111\u1ea7u h\u00ecnh th\u00e0nh nh\u1eadn th\u1ee9c v\u1edbi th\u1ebf gi\u1edbi xung quanh, ph\u01b0\u01a1ng ph\u00e1p h\u1ecdc t\u1eadp th\u00edch h\u1ee3p v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t v\u1edbi tr\u1ebb l\u00e0 h\u1ecdc m\u00e0 ch\u01a1i, ch\u01a1i m\u00e0 h\u1ecdc. Ch\u00ednh v\u00ec v\u1eady \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n t\u1ed1t nh\u1ea5t cho tr\u1ebb ph\u00e1t tri\u1ec3n, h\u1ea1n ch\u1ebf con s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft […]<\/p>\n","protected":false},"author":1,"featured_media":5719,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5718","post","type-post","status-publish","format-standard","has-post-thumbnail","category-goc-giao-vien-mam-non"],"_links":{"self":[{"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/posts\/5718","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/comments?post=5718"}],"version-history":[{"count":1,"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/posts\/5718\/revisions"}],"predecessor-version":[{"id":5720,"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/posts\/5718\/revisions\/5720"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/media\/5719"}],"wp:attachment":[{"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/media?parent=5718"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/categories?post=5718"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dochoihoangha.com\/edu\/wp-json\/wp\/v2\/tags?post=5718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}