伊莉討論區

標題: 幼兒科學-天氣瓶DIY [打印本頁]

作者: bluersstar 時間: 2015-9-26 04:11 PM 標題: 幼兒科學-天氣瓶DIY

有趣有好玩的天氣瓶
會隨著溫度變化產生不同的結晶
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