Zhejiang, China

Main Item: Newton's Cradle
Business Type: Manufacturer, Exporter, Agent

Features:  Principle: Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.  Material: Balance Balls Desk Toy * 1, Stainless steel frame and balls, Nylon thread  Attention: Friction and damping effects...

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James Lee ( Ningbo Novloo International Trading Co.,Ltd )
(20~4000 Characters)
Listed on Nov 24, 2015