This high-quality green laser module emits a line laser, has an adjustable focus lens, and operates on 3 to 6V DC. Great for DIY science and optics projects.
Infiniview comes with a 3.5" LCD screen and rechargeable Lithium Ion battery that will last up to 2 hours in the field.
Experience this sphere powered by the sun!
Build your own 10 inch kaleidoscope with this great kit!
Ever wonder how to survive in the wilderness? These cards can help!
Build an electromagnet, an electrical catapult, a doorbell chime, a telegraph, and more with this kit!
The Wimshurst Machine is a high quality static machine for student labs.
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