Newton's Cradle Pendulum Balance Ball Educational Desktop Display Tool and Kids Toy

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Description:, It shows the principles of Conservation of Energy. What's more, it can also help children experience the fun of mechanics in the process

Newton's Cradle Pendulum Balance Ball Educational Desktop Display Tool and Kids Toy

Newton's Cradle Pendulum - Educational Physics Toy with Swinging Balls and Colorful LED Lights. Perfect for Home, Office, and Desk Decoration