This 7.25 x 10.25 inches magnifying plastic sheet is great for optics / science projects, for reading or just fun. A French physicist named Augustin Fresnel invented this lens in 1822 to be used in lighthouses. The construction of Fresnel lens is quite interesting as it allows magnification just like regular glass lenses do but it can be as thin as paper!
This ultimate chemistry set features 250 mind-boggling experiments!
This kit will get your paper plane ready for takeoff!
Learn about detective science through this fun fingerprinting kit!
This illuminated orbiter is great for demonstrations in the astronomy classroom!
Learn how solar cells transform light into electrical energy with this great kit!
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!