HEEPDD Metal Balance Balls Physics Science Pendulum Desk Toy - Newton's Cradle Physics Science Kit for Office Desk Decoration & Stress Relief | Perfect for Office Decor, Science Education, and Relaxation

Specification: Item Type: Balance Balls Toy Ball Material: Metal Fish Wire Material: ABS Plastic Size: Large .w-e-text table td,.w-e-text table th,;.w-e-text table, Package List: 1 x Base 1 x Bracket

High Quality: This newton's cradle is made of high grade ABS plastic, tough fishing line and sturdy metal ball, which is bright, preservative and not easy to rusty, it can be served for a long time.

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

Perfect 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.

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

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: 18CM *11.8CM*18.5 CM.