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.
Build a model green house and 9 other green energy-related devices with this great kit!
An ancient toy featuring optical illusion and hands-on fun that never grows old!
Use this temperature-controlled soldering station for a variety of soldering applications!
Learn Chemistry While Creating Sweet Treats
This is a great clean heat demonstration model for the classroom setting!
Provides the power to execute all the basic electrostatic demonstrations on an energetic and dramatic scale with up to 350,000 volts!
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