Nature & Science

How cool is it that the mainspring stores energy, then converts it to motion? Discover the physics of potential and kinetic energy and the inner wo...

Google "orrery" because you'll be building one, winding it up, then watching planets orbit the sun at their own speed! Explore gear mechanics as yo...

Dimensional puzzles are huge, and these wooden gems are packed with astonishing miniature detail. Includes everything you need to paint and light y...

As if having a handful of this famous putty isn't enough sensory fun, there are tons of tidbits within! Hidden within the smiles of this clear base...

It's sheer excitement watching your race cars blast down the track! Safe, non toxic materials are all part of this ultimate chemistry racing kit. W...

Geology rocks! Inside a giant geode are 12 awesome gemstones, from jasper to amethyst. Use the tools to chisel them out, then learn special facts a...

Crime Scene Investigation done just like real detectives with this 66 piece kit, full of tips and explanations behind the forensic techniques. Safe...