Toys

Explore the natural beauty and wonder of crystals by growing them yourself in many different shapes and colors. Set up your lab base station — the ...

Grow dozens of dazzling crystals and conduct 15 illuminating experiments with this classic science kit. Experiment with four chemically different c...

Create beautiful polished stones with this amazing Rock Tumbler! Make jewelry keepsakes for friends, family, and yourself. Start your tumbling adve...

Grow a big beautiful crystal and assemble a special platform to display it with a color-changing LED circuit inside. Learn about crystal formation ...

Unearth the secrets of geology as you dig deep into the science of rocks and minerals and the crystals that form them. Through 18 hands-on experime...

Grow sparkling, colorful crystals overnight from a safe solution of potassium aluminum sulfate. Single out the largest crystal shard, redissolve th...