This lead-free solder spool is essential to keep on your hand for your next soldering project. Use it in electrical projects, home hobby projects or science projects requiring soldering.
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.
A perpetual motion model of the galaxy, makes a good desk toy.
Build a model car that runs on hydrogen gas using a unique reversible fuel cell!
Working model representing the sun, earth, and moon and their relationships.
A touch of joy. A touch of science. Light responds to your touch and to the music in your room!
Watch what your music can create with this amazing Snap Circuits set!