20160323 Science Class - 探索固體/液體分離和油水分離的科學 & 動手做離心機實驗科學 (Introduction to Science of Separating Solids from Liquids with DIY Centrifuge Experiments)
Kids learned about oil and water separation. They also experiemented centrifuge force!
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吳文瑄Owen和吳若瑄Ella的家、媽媽的英文教室、好物購買介紹