Newton Teaching Science Desk toys Cradle Steel Balance Ball Physic School Educational Supplies home decoration accessories
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.
Base size: 9cm*7.5cm*9.5cm, Ball diameter: 1cm
1 x Newton’s Cradle Balance Balls Desk Toy