Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
Every kid needs one of these spheres!
This chemistry learning and experiment kit comes with components and chemicals for over 75 amazing experiments!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
Use this temperature-controlled soldering station for a variety of soldering applications!
Easily assemble a working alarm motion detector!
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