This 5W solar panel features mono-crystalline cells (making it 20% more efficient than other kinds of solar cells), and is supported by a heavy-duty anodized aluminum frame. It is water-resistant, and has a service life of more than 25 years. This is an excellent solar panel for use in a variety of applications.
Build a tumbling robot that gets up right after it has fallen down, without any outside help!
This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube.
See the solar system in action!
Dig deeper, and discover the fascinating crystal structures of minerals and rocks with this great kit!
Heavy-duty microscope for high-school and college biology labs. Magnification of up to 1000X.
Ever wonder how to survive in the wilderness? These cards can help!