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

Description: Name :Newtons Cradle Steel Balance Balls Product Size: 25 * 22 * 10.5 Material: plastic + metal Includes steel balls, plastic frames and base Features: 100% brand new and high quality. Friction and damping effects are also observed Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy Magnetic 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