Z-Shaped Newtons Cradle Metal Balance Balls Children's Learning Toy Pendulum Desk Decoration 19 x 18 11 cm

Science Educational Toy: not only demonstrates a pendulum, but also shows the laws to maintain impulse and energy. Perfect educational toy to capture the history and mystery of science. Desk Decoration:It is a very fun decompression toy that allows a ball to hit and swing other balls. For decoration in the office, home and other interiors. Material:The cradle of this newton is made of wooden base, sturdy fishing line, sturdy steel ball and durable metal stand.Good vertical direction, strong force, when emphasized, it can be served for a long time. How to play: Pull back one or more of the balance balls and release them. The same number of balls swings up on the opposite side. Size: 19 x 18 x 11 cm Wonderful gifts: this cradle with swing can explain to your child that physical knowledge and Newton's history also help to explore the mysteries of science, a fun for your friends, family and children.