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Features：

Multifunctional Perpetual Motion Simulator

This children's science education toy perfectly combines the laws of gravity and electromagnetic induction. The invisible mysterious force can stimulate kids' curiosity, or relieve boredom in cats and dogs.

Working Principle

Using the principles of dynamics and gravity to make the metal balls constantly toss and fall. Newton's Law kinetic art ball can move continuously. Good torque and centroid performance. Not only does it demonstrate pendulum motion, but it helps demonstrate the laws of conservation of momentum and energy.

Without Assembly Required

Our perpetual motion devices are rigorously tested for orbital precision at the factory. You don't need to assemble and adjust the track of the metal ball additionally.

It will keep you and anybody else who watches it mesmerized for hours.It is a decorative ornament, and it can also be used as a tool for physics explanation for elementary school students.

Great for home ornament, study or office desk table decor accessories, etc.

Also good for birthday gift and kid toy.The perpetual motion is a piece of revolving art for your desk.

Each piece is handmade, so sometimes there are some differences from the picture, please forgive me.If you are not satisfied with the product we designed, you can send it back and we will refund you immediately!

SPECIFICATIONS:

• Item Type: Decoration
• Material: Wood/steel
• Process: Spray Painting
• Size: 6.69*6.69*3.93 in
• Weight: 0.66 lb
• Package: 1* Perpetual Motion Machine

CUSTOMER SERVICE

• 100% private and confidential.

• Customer satisfaction means everything to us. If you don't love your product, return the kit within 30 days for a full refund! 

• Payment success & send e-mail for your confirmation before shipping.

• Orders can be canceled, returned, or exchanged freely if there are problems with quality, colors, and delayed shipping