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How to make it better? Do I need to make blocks falling down if it is unstable?
Will it help the students learn more about the concept of center of gravity ?
I need your suggestions. Please click hwang@phy03.phy.ntnu.edu.tw
Thanks to : Peter O.B. Mikes, Paul M. Eugenio, Jolanta Rosick-Blonska, ...
Translator : ½Å¹üö, SBC¹°¸®¸¶À»
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