This pack of 480 high-quality carbon film resistors can be used for a variety of electrical applications. They each come with a connecting wire that is easily soldered. Use for science projects, home appliance repair, audio equipment and more.
Build over 60 projects with this deluxe version of the Snap Rover kit!
Investigate the most important phenomena in biology, chemistry, and physics by conducting more than 100 fun experiments!
This magic bird defies gravity before your very eyes!
This classic device is used to demonstrate the conservation of mechanical energy.
Watch this laser pointer emit a cool purple beam!
The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.