NEWTON'S CRADLE: Watch as one ball on one end strikes the other sending the one on the opposite end into the air while the ones in the middle stay perfectly still.
GREAT DESK DECORATION: This Newton's Cradle is a perfect decoration for desks and tables
Assembly steps: First, Gently Open packing. Second, Gently Separate Support plastic shell. Third, Alignment installation. Please be patient and careful during the installation process, because excessive force will cause entanglement!
Longer swing time--newtons cradle balance balls continue in perpetual motion for 10-20 seconds due to the resistance of the air and friction, It is many methods to pay, such as one balls rise up in one side
Newtons balls edutainment-- suitable for children to experience the fun of mechanics in the process of playing this fun gadget