World's Smallest Newton's Cradle

Sit back and watch the soothing motion of the steel balls swinging back and forth while clicking away. No matter how stressed out you are, Newton's Cradle will have you relaxed in minutes. A classic fun gadget for everyone! Plastic base and frame with steel balls. 3-1/2" x 2-7/8" x 3-1/2". Ages 6+.