Drop one ball or two balls. You can see the energy transfer in such an astounding way! Office Desk Decor | Show some character and express your love for science and physics with this decorating your office space. Can be meditative and fun to watch also! Named after Sir Isaac Newton, Newton's cradle is a device that demonstrates key physics principles: energy conservation, momentum, and friction all in different patterns of the swings of the metallic balls. Experience the actual science that governs our world in the cradle. Perfect for decorations, gifts, and calming for kids with ADHD.

• A fantastically relaxing object to have ticking and clicking away at your fingers as you are working, playing, or rest.
• Sit back and watch the soothing motion of the steel balls swinging back and forth, listen to the gentle click as each ball taps the other.