This high-quality violet/blue 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.
See the constellations visible in the Northern Hemisphere on this watch!
Learn about detective science through this fun fingerprinting kit!
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
This superb chemistry set features 350 mind-boggling experiments!
This caffeine molecule mug makes an excellent gift!
Heavy-duty microscope for high-school and college biology labs. Magnification of up to 1000X.