Description

newton cradle Features: 1) Dimensions: *8.2**5.2**8.5cm Balls diameter:*2.*3MM 2) Material: chrome iron on the sturdy frame, pedestal is plastic, Five iron balls 3)We are specialized in producing Newton&#**9;s ***** is a good education toy for kids to learn Physics 4)Our balance ball depend on Newton&#**9;s gravitation to swing the ball each other, when you pull the forefront impact second ball, the lasted ball will waggle. 4)Client&#**9;s logo are available 5)You can choose pedestal plastic or wood 6)Packing:Each parts/opp bags/1sets/colorful box/*6sets/ctn