This polycrystalline 2V solar cell with yellow and red leads is perfect for use with any of our other 1.5V devices, including buzzers, motors, lightbulbs, and much more. Excellent for use in a wide variety of science fair projects, or hobby electronics.
Working model representing the sun, earth, and moon and their relationships.
Use this awesome prism to teach about optics and light in the classroom setting!
The large realistic model has removable organs that can be studied and set back into the correct position.
Build a model green house and 9 other green energy-related devices with this great kit!
A touch of joy. A touch of science. Light responds to your touch and to the music in your room!
Buy Newton's Cradle or balance balls here! This classic science desk toy that will keep you amused and teach you physics.