Zerodis Z Shape Newton's Cradle Balance Balls - Educational Physics Science Toy for Kids, Desk Decor & Stress Relief for Office & Home

Desk Decoration: It is a very funny decompression toy that a ball can be usto hit other balls and swing. Perfect for decorating in the office, home and other indoor places. Fathers Day Gifts balance . Fathers Day Gifts balance .

Wonderful Gifts: This ball with swinging can explain your child that physical knowledge and Newton's story, also help to explore the mysteries of the science, a funny gift to your friends, family and children.

Z ShapNewton. Science Educational Toy: Not only demonstrates a pendulum, but also shows the laws about conservation of momentum and energy. Perfect educational toy to embrace the story and the mystery of science. exercise balls. exercise balls.

Fathers Day Gifts balance. Material: This newton's ball is made of wood base, tough fishing line, sturdy steel ball and durable metal stand. Good vertical sense, strong force when stressed, it can be servfor a long time.

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. Size: 19*18*11CM