Description
- Product Dimension: 17.5 x 14.8 x 18cm
- Wonderful gadget, stress killer, good ornament, perfect combination of science and art
- Durable plastic base and frame, fishing strings, Stainless metal balls.
- Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.
- Put it on your office desk or your home desk or on your shelf. It will be cool desk toy
Put it on your office desk or your home desk or on your shelf. It will be cool desk toy!
