An essential piece of equipment for demonstrating that the forward velocity of a ball ejected vertically is the same as the forward velocity of the vehicle from which it was ejected. Includes a vertical spring-loaded barrel and a 1" diameter steel ball. The ejection mechanism has two settings that are controlled by a release pin and cord. Instructions are provided.
The Y-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
Build your very own smart robot!
Learn Chemistry While Creating Sweet Treats
Build a tumbling robot that gets up right after it has fallen down, without any outside help!
Build over 60 projects with this deluxe version of the Snap Rover kit!