Product Description
Fun Development Educational Desk Toy Gift Newtons Cradle Steel Balance Ball Physics Science Pendulum?
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SIZE: L 13*13*17cm
? ? ? ? ?S?10*10*13cm
Brand New and High quality.
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Not only demonstrates a pendulum・ but also shows the Laws of Conservation of Momentum and Energy.
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Friction and damping effects are also observed.
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Often used as a toy to amuse people.
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Includes steel balls・ plastic frames and base.
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Great gift for everyone.
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Package Included:
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1 x Newtons Cradle Balance Balls Desk Toy