Perpetual Motion Machine, Kinetic Art Perpetual Motion Device, Stable Electromagnetic Drive With Lower Sound, Educational Gadget For Teaching, Science Physics Gadget For Home And Office
Item Condition: New
Color: Wood Grain
Product Dimension: 5.9 X 3.8 X 5.6
Product Information
- Funny Science Physics Gadget: Literally You Can Watch The Steel Ball All Day Rolling Round And Round! Perpetual Motion Machine Takes Advantage Of The Electromagnetic Induction And Laws Of Gravity, Making The Ball Dancing Continually, To Attract Kids To Learn More About Physical Science. Also, Adults Can Feel Much Relaxed When Playing The Ball.
- More Stable, Lower Sound: Equipped With Electromagnetic Drive Power, This Upgraded Version Perpetual Motion Device Runs Stably With A Much Lower Sound, Defeating The Old Version Driven By Noisy Motor. Please Watch Our Video To.