Retractable measuring tape comes in transparent plastic case. Tape includes inches (up to 40) on one side, and centimeters on the other. Retracts back into case with a touch of the button. Attached key chain makes it easy to put on a keyring, snap onto a backpack or hang on a small hook.
Working model representing the sun, earth, and moon and their relationships.
Build your own 10 inch kaleidoscope with this great kit!
Buy Newton's Cradle or balance balls here! This classic science desk toy that will keep you amused and teach you physics.
Use this laser pointer for any professional presentation!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
Use this awesome prism to teach about optics and light in the classroom setting!