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Newtons Cradle Steel Balance Ball Physics Science Fun Desk Toy Description: Original box: Yes Colour:Claret-red Silver Size: 178x110x145 mm(LxWxH) Weight: 164g 100% Brand New. 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. Package Included: 1 x Newtons Cradle Balance Balls Desk Toy
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