The contact key is commonly known to be used in demonstrating Morse code. The Contact Key allows you to open and close circuits by pressing down on a lever. Metal studs ensure a solid contact for maximum conductivity. This product is an excellent tool for science experiments!
This SUPER Erector Construction set is one of the best you'll find anywhere!
This magic bird defies gravity before your very eyes!
This smaller transportable Van de Graaff Generator will easily fit in any classroom!
Great microscope for viewing both slides and 3D objects such as flowers, bugs, rocks and more. Includes all accessories!
This chemistry learning and experiment kit comes with components and chemicals for over 75 amazing experiments!
Do micro-controller projects and program them using your own computer!