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(共13张PPT)
会响的玩具
想一想
它们为什么可以发出声响？
摩擦
打击
气流冲击孔洞
哪些材料可以做会响的玩具？
山东高密“泥叫虎”
山东高密 “摇猴”
山东高密 “啪嗒虎”
制作鼓
饮料罐
木块
纸壳
铃铛
贝壳
罐头盒
奶粉勺
做一做
1、用废旧材料做一个会响的玩具
2、比一比，谁的玩具做的最好，谁的玩具发出的声音最好听。
000
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