This CR2032 battery holder is great for science and electronics hobby projects. Use it for your brush/bristle bots, wearable electronics, portable light-up circuits and more! It has a built-in on/off switch to extend the life of your battery.
Learn about hydrogen fuel cells with this incredible kit!
Defy gravity with this cool balancing eagle!
Build a robot that's an artist too!
This superb chemistry set features 350 mind-boggling experiments!
Great microscope for viewing both slides and 3D objects such as flowers, bugs, rocks and more. Includes all accessories!
Easily assemble a working alarm motion detector!
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