Do you want to relax with a magic item? Don’t ignore this Perpetual motion machine. It’s a classic desk accessory that is art-in-motion. When you get bored and feel too much pressure, you can put it on your desktop, start it, and quietly watch its fascinating swings; it will be fascinating to you.

• This is a great thing that gives your eyes a place to focus when you need to relax your mind.
• This cool desk toy will be a good icebreaker when you lay it on your office or home desk.
• It not only demonstrates pendulum motion but also helps to show the laws of conservation of momentum and energy.

Specifications:

Note: Battery is not included in this product.

Material: Wood

Size:
Small:     Approx. 15 x 10 cm / 5.91 * 3.94 in
Medium: Approx 19 x 11 cm / 7.48 * 4.33 in

What's in The Box:
1x Perpetual Motion Kinetic Art Science Toy