Great emergency flashlight and USB charger powered by you. No batteries needed!
This classic desk toy will keep you amused!
Build over 60 projects with this deluxe version of the Snap Rover kit!
The Duncan Phoenix Diabolo features a stable, hard rubber shell that retains its shape.
This is a classic demonstration toy of the powers of magnetic fields!
Discover how solar cells make electricity with this awesome kit!
Build a magnetic levitating train with this science fair project kit!