Rolling Ball Perpetual Marble Machine, Kinetic Art Perpetual Motion Machine, Perpetual Marble Machine Science Physics Gadget Office Home Desk Ornament.
- Funny and Creative Perpetual Motion Machine: The infinite looping perpetual motion machine will amaze you, The non-stop ball looks funny and easy to fascinate youmakes, everyone want to buy one to play, Amaze your friends and make them scratch their heads with this clever toy..
- Desig & Working principle: Kinetic Art Perpetual Motion Machine The appearance looks simple, but the technology and design behind it are quite complex. using the Principles of Electromagnetics and gravity to make the metal balls constantly toss and fall. it helps demonstrate the laws of conservation of momentum and energy..
- High Quality Material & Multipurpose: Rolling Ball Perpetual Marble Machine is made of high quality plastic and the wire is made from stainless steel, durable, long-lasting. It is a classic desktop accessory and the art of movement, Use it to decorate your office space, show some personality and express your love for science and physics..
- Help decompress and relax: The Automatic Swinging Perpetual Motion Machine helps promote feelings of calm, helps reduce stress/anxiety, and helps improve concentration. When you get bored....