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All aboard! Put on your engineer’s cap and build your own steampunk-style train robot with amazing steam effects. You can build your TrainBot in tw...

Make an Erupting Volcano with Lava Flows, Mineral Springs, Poison Gas lakes and more. Crystallize new minerals. Make and paint your ow...

Build six awesome bots that move without any batteries or electricity. The secret behind these fascinating machines is one of the oldest power sour...

Mix up a rainbow of mouth-wateringly delicious lip balms and lip glosses. Experiment with a vibrant spectrum of colors and flavors to create your o...

Build a zany inflatable tube dancer that uses the physics of flowing air to perform its eye-catching moves. Like the air dancers and tube men you m...

Discover the science of living things with this complete introductory microscope kit. The beautifully illustrated experiment manual guides you thro...

Build five fun gadgets and learn about gears and transmissions. Create a helicopter model with a rotor that spins using a rubber band-powered motor...

Wood and hydraulics combine into a robotic kit that can be built in a hour. Everything you need to build is included: Precut wood pieces, plastic...

Build and experiment with dozens of roller coaster models to make learning the physics of force, motion, and energy as fun as a day at the amusemen...

Build a series of adorable, motorized robotic animals with this introductory mechanical engineering kit for kids ages five and up. A beautifully il...

Begin a lifetime of scientific investigation and understanding with 25 fun experiments in five key areas: nature, physics, chemistry, air, and wate...