Thames & Kosmos

Build unique robots that are powered by the sun — batteries not required! Using a compact solar panel, these cool little bots harness energy from t...

Choo choo! TrainBots coming through!  All aboard! Put on your engineer’s cap and build your own steampunk-style train robot with amazing steam effe...

Open your ears, Hero hears everything! Through its three directional microphones, this robot perceives and reacts to sounds. Have fun with Hero’s f...

Build a series of wacky, motorized robots with this introductory mechanical engineering kit for kids ages five and up. A beautifully illustrated 32...

Build a motorized robot, race car, and countdown timer — all that run without any batteries or electrical power! The secret behind these fascinatin...

Build, code, and play — with mighty REX! Assemble your own robotic model of the giant, powerful, ferocious Tyrannosaurus rex. Use the handheld cont...

Build five out-of-this-world robots that are powered by the sun — batteries not required! First assemble the main robot, Helio, complete with solar...

Looking for a fun and educational activity about solar power? This sleek, compact race car harnesses the energy from the sun to power an electric m...

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

Build a powerful robotic bulldozer and sleek handheld wireless controller. Then use the controller to command your robot to move around in all dire...

Build robots powered entirely by the wind! A big-wheel tricycle, a quadruped, a soaring machine, a drilling monster, a walking robot, and even a wi...

Going up! Build a mighty robotic bug that defies gravity to crawl up, down, and all around windows with ease! This motorized, multi-legged machine ...