$25 to $50

Learn about reactions between solids, liquids, and gases. Discover the colorful effects of acids and bases. Perform astonishing "magic" tricks for ...

Unlock the secrets of crystal chemistry with this classic science kit! A full-color, 32-page experiment manual will guide you through 15 groundbrea...

Introduce the kiddos to engineering with 21 experiments & building projects broken into 5 sections! Get hands-on with levers, forces, & pul...

Begin a lifetime of scientific investigation and understanding with 29 fun experiments in five key areas: nature, physics, chemistry, air, and wate...

Learn about the human body by doing experiments with your five senses that show you how your body works. By exploring the external aspects of your ...

Finally, an adorable robot! When kids assemble the 172 pieces, they won't realize they're learning about gears, motors, and sound sensors. They wil...