介绍了用细线和小球演示物理实验的教学经验，说明了用小器材可做大实验的道理。
This article introduces the teaching experience of demonstrating physics experiment with filament and globule which explains a reason of doing big experiment with little equipment.
介绍了用细线和小球演示物理实验的教学经验，说明了用小器材可做大实验的道理。
This article introduces the teaching experience of demonstrating physics experiment with filament and globule which explains a reason of doing big experiment with little equipment.
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