Funny Physics Gadget Toys - Kinetic art perpetual motion utilize electromagnetic induction and the law of gravity to keeping the metal ball in motion , attract us to learn more about physical science. Give you more happiness. Stress Relief Desk Decor - Show your personality and express your love for science, also decorating your office or home. Can be meditative and fun to watch it, giving you calming and stress-relieving visual experience. Educational & Classy - Experience the visual display of electromagnetic art and perpetual motion machine by yourself. Use it in the classroom or at home to share with your friends and family by the fun world of physics and science. Simple To Use - Upgraded kinetic perpetual motion toys become more stable and quieter. You can simply turn on the start button (Touch-sensitive on/off button is located on the base) and work indicator light will turn blue. After placing a metal ball from the top, the metal ball will keep moving. (Note: Not place more than one metal ball into device.) Great Present - Suitable for adults, as a good present for learning science, releasing pressure and killing boring time. Not only as a toy, but also as a beautiful desk decor. It will be a wonderful scenery in your home or office. Perpetual Motion Machine