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Kinetic Art Perpetual Motion Machine, Physical Balance Kinetic Energy Model, Newtons Science Physics Gadgets, Non-Stop Rolling Ball Toys, Balance Stress Relief Creative Gifts for Friends and Family
SURPRISE YOUR FRIENDS Kinetic Art Perpetual Motion Machine is a classic tabletop accessory that is kinetic art. Using the principles of dynamics and gravity, the metal ball is constantly tossing and turning. It takes a lot of time to build and test accurately. Surprise your friends with this clever toy and leave them scratching their heads. Looking at this, very interesting and useful. THE STRONGEST CLASSIC CRAFTSMANSHIP No need to install batteries, fully charged and ready to use The perpetual motion is made of high strength ABS plastic. The wires are made of stainless steel. perpetual motion

Price is $50.00
Price: $49.99