Newtons Cradle Balance Ball Desk Decor Gift Physics Classic Science Toy Fun Desk Toy

Description:Name :Newtons Cradle Steel Balance BallsProduct Size: 25 * 22 * 10.5Material: plastic + metalIncludes steel balls, plastic frames and baseFeatures:100% brand new and high quality.Friction and damping effects are also observedNot only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and EnergyMagnetic swing: like a three-dimensional globe, fitted with four batteries on the 5th, hand gently move,it will swing up and down the swing, on the desk will be a beautiful landscape, is a cross The wiper.An house or office decoration ,Easy to install and uninstall High class material and very good apperance ,Let your room have more fun Package Included:1 X Newtons Cradle Balance Ball