Aeloa Newton's Cradle Balance Balls, Steel Balls Physics Science Pendulum Ornaments Educational Toy for Home Office Desk

Description: This device demonstrates demonstrates conservation of momentum and energy via a series of swinging balls. Pull back one or more of the balance balls, release them and the same number of balls will swing up on the opposite side. Features: ?FUNCTION: Excellent educational science gadget. Not only demonstrates a pendulum, but also shows the laws of conservation of momentum and energy. ?PERFORMANCE: Pull back one or more of the balance balls, release them and the same number of balls will swing up on the opposite side. ?SCIENCE TOY: When feeling tired of studying and working, you can stir balls to hear the clinking sound to ease. ?VALUE: Excellent educational & science gadget, own your very own piece of scientific history and explore significant values of physics. ?FIT FOR: Great for home ornament, study or office desk table decor accessories, etc. Also good for birthday gift and kids toy. Specification: Condition: 100% brand new Material: Plastic + Iron Color: Sliver Size: 18 x 11 x 14cm / 7.09 x 4.33 x 5.51 inch(appr.) Package Included: 1 x Balance Balls Toy Note: 1. Please allow 1-2 cm error due to manual measurement and make sure you do not mind before ordering. 2. Please understand that colors may exist chromatic aberration as the different placement of pictures.