100% 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.
Original box: Yes
Color: Brown & Silver
Item size: 90*76*92mm
Net weight: 100g
Packing Content:
1 x Newton's Cradle Balance Balls Desk Toy