By Westminster
Buy new: $11.95
Customer Rating:
Customer tags: newtons cradle(5), science(3), amazon oddities(3), desk toy(3), physics(2), toy(2), learning toy(2), science kit(2), desk accessory, scientific toy
Review & Description
The classic "desk toy".Using Newton's third law has never been this much fun! Swing one ball and one ball on opposite ends swings in response. What happens when you swing two? Read more
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