Desk Gadgets Perpetual Motion Desk Toy Durable Newtons Cradle Desk
Price: $ 42.50
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Shop Desk Gadgets Perpetual Motion Desk Toy Durable Newtons Cradle Desk Toy Physics Toys Desk Gadgets For Office Home. One of many items available from our Science & Exploration Sets department here at Fruugo!
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[Longer Swing Time]: Newtons cradle balance balls continue in perpetual motion for 10 to 20 seconds due to the resistance of the air and friction,
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