AIXICWXI Newton s Cradle Balance Ball LED Light Up Pendulum Balls Metal Pendulum Balls Physics Science Ornaments Smart Toys for Desk Home Decoration
- 【Outstanding Design】Glowing Newton ball swing more dazzling at night, the base has a luminous plate, projected onto the glass beads, glass beads....
- 【High Quality】Frosted glass + fishing line + plastic base. The product is made of 100% high-quality materials, is environmentally friendly,....
- 【How To Play】Pull back one or more of the balance balls, release them and the same number of balls will swing up on the opposite side.Usually,....
- 【Educational Science Gadget】Not only demonstrates a pendulum, but also shows the laws about conservation of momentum and energy. Perfect....
- 【Multifunction】Classic desk toy, suit for both kids and adults, Apply to psychology, teaching tools and furnishings.Demonstrates Newton's Laws of....