Arc-shaped Newton's Cradle Balance Ball Science Puzzle Fun Desk Toy
![Arc-shaped Newton's Cradle Balance Ball Science Puzzle Fun Desk Toy](http://imgaz.staticbg.com/images/upload/2014/12/SKU038107/SKU038107-1.jpg)
Eachine1
sku: 928015
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$6.56
Shipping from: China
Description
Arc-shaped Newton's Cradle Balance Ball Science Puzzle Fun Desk Toy Description: Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy. Friction and damping effects are also observed. Often used as a toy to amuse people. Includes steel balls, plastic frames and base. Great gift for everyone. Specifications: Original box: Yes Color:Claret-red Base& Silver Frame Size: 178x110x145 mm(LxWxH) Weight: 162g Quantity:1 Package included : 1 x Newton's Balance Ball
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