Balance Ball Wooden Base Newton's Cradle Balls Pendulum Desk Kids Educational Toys Desktop Decor
- Made of steel, bright, anti-corrosive and not easily oxidized.
- Can be a funny gift to your friends, family and children.
- Excellent educational scientific tool, which shows the pendulum and the Laws of conservation of Momentum and Energy.
- It is a very funny decompression toy that a ball can be used to other balls and swing.
- Perfect for decorating in the office, home and other indoor places.
