Balance Balls

(Cuby)/Learning Education/Science/DIRECT FROM USA/Cuby Newton Cradle Balance Balls With Black Wooden Base- Medium(Balance Balls)

Studio : Cuby

Publisher : Cuby

Binding : Kitchen

Product Description
Newton Cradle Balance Balls is a desktop demonstration device invented, five of the same quality as the ball by sling fixed and arranged closely to each other. Also called: Newton Cradle, momentum swing ball perpetual physical touch ball.
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