The light up kinetic energy toys brings happiness and improve children's thinking transformation. Not only to demonstrates a pendulum but also shows them the Laws of Conservation of Momentum and Energy. With a little push, the balls swing randomly and non-stop. It is very cute. The base has a luminous plate, projected onto the glass beads, glass beads showing colorful, very attractive.
Age Range:> 3 years old
Mfg Series Number: Toy
Model Number: Toys
Warning: cannot eat.
International orders (Outside of USA) will be shipped from our China warehouse