Features:Brand New and High quality. Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy. Friction and damping effects are also observed. Often used as a toy to amuse people. Includes steel balls, plastic frames and base. Great gift for everyone. Size: 9cm x 7.5cm x 9.5cm.
Package Included:1 x Newton's Cradle Balance Balls Desk Toy
NO Retail Box. Packed Safely in Bubble Bag. P003262