迷你機構系列－扭力投石機

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迷你機構系列－扭力投石機

NT$650

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Description

Fun-Maker Learning by playing box

帶孩子玩中學科學原理與機構概念

迷你機構系列－迷你扭力投石機

設計靈感來自古羅馬時代攻城投石機

Tips:

1.想像置身古羅馬時代利用巨型投石機攻城

2.上網google投石機的類型有哪些

3.仔細觀察扭力投石機與槓桿原理的關係