Last week, when I made oatmeal raisin cookies, Ha saw my baking soda and said that he learned a science experiment from Magic School Bus that adding baking soda to vinegar will get air.I searched for the exact amount of ingredients for the experiment, and they started doing it in the backyard. Look at the balloon, it worked!
Cool!
回覆刪除這也可以做成火山實驗。
回覆刪除小朋友有豐富的好奇心,是小小科學家...
回覆刪除I guessed that kids like to see 2 different things mixed together and get the 3rd one.
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