Educational Toy Interesting Metal Balanced Ball Desk Physics Science Toys Home Table Decoration
- Interesting and suitable for decoration, perfect for home decoration, study or office table decoration accessories.
- An excellent educational science tool shows the swing, but also the law of conservation of momentum and energy.
- Owning scientific history and exploring the important value of physics, suitable for birthday gift and children's toy.
- When you are tired of studying and working, you can stir the ball to hear the jingling sound to reduce stress.
- Pull one or more balls backwards, release them, and the same number of balls will swing on the other side.
