Laboratory quality cover glass slides.
This great rock tumbling kit comes with everything you need to polish stones and gems!
Explore the wonders of wind power with this amazing kit!
Build over 60 projects with this deluxe version of the Snap Rover kit!
This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube.
This smaller transportable Van de Graaff Generator will easily fit in any classroom!
Discover how solar cells make electricity with this awesome kit!