Use this kit to build your own infrared light barrier. Detailed instructions will help you put the kit together. Use the finished product for a science project, announcing visitors, warning you of burglars, etc.
Experience this sphere powered by the sun!
This SUPER Erector Construction set is one of the best you'll find anywhere!
This project book and sample kit introduces you to shape-memory alloy technology!
Make the coolest 3D pin art on your desk with this amazing desk toy.
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
This chemistry learning and experiment kit comes with components and chemicals for over 75 amazing experiments!
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