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High-Grade Metal Newton's Cradle Balance Steel Balls Physics Science Pendulum Ornaments Toy Desk Men and Women Newtons Cradle Balance Balls for Office Dormitory Desk School Season
$12.25
$25.01
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- EDUCATIONAL GADGET: The pendulum balance ball has excellent educational science gadget. The pendulum balance ball is not only demonstrates a pendulum, but also shows the laws of conservation of momentum and energy.
- SCIENCE TOY: The pendulum balance ball is science toy. When feeling tired of studying and working, you can stir balls to hear the clinking sound to ease.At the same time, you also learned scientific knowledge
- SCIENTIFIC HISTORY: The pendulum balance ball is excellent educational & science gadget, own your very own piece of scientific history and explore significant values of physics. You can discuss scientific knowledge with kids or friends
- INSTRUCTIONS: The pendulum balance ball could pull back one or more of the balance balls, release them and the same number of balls will swing up on the opposite side.You can experience the magical charm of science in this product
- HOME ORNAMENT: The pendulum balance ball is great for home ornament, study or office desk table decor accessories, etc. Also good for birthday gift and children toy or placed in house, restaurant, bedroom, cafe or office
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