A set of seven different glass lenses and prisms perfect for use with a ray box or in classroom optics demonstrations.
The large realistic model has removable organs that can be studied and set back into the correct position.
An unconventional ball-tossing, head-catching challenge for 2 players or teams!
Build over 60 projects with this deluxe version of the Snap Rover kit!
A touch of joy. A touch of science. Light responds to your touch and to the music in your room!
Make the coolest 3D pin art on your desk with this amazing desk toy.
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!