Thames & Kosmos

The principles of air pressure and suction are fascinating, but not as awesome as a beetlebot you build that can scale walls! Includes a colorful 8...

Future engineers feel what it's like to build and control a state-of-the-art remote operating robot! They'll enjoy the focused work of building thi...

Build a sleek, modern (and adorable!) walking robot powered by salt water and magnesium — no batteries required!  Discover how a metal-air electroc...

Get future engineers on track for STEM learning with this model train set of the future! They'll enjoy the focused work of building this 186-piece ...

What's cooler than building a bot? Building 8 of 'em! A 48-page, full-color book guides the assembly, and a compact solar panel gives them power. T...

Going up! Build an adorable robotic gecko that defies gravity to crawl up, down, and all around smooth vertical surfaces! As you assemble this moto...

Curious kids build a loyal robotic reptile buddy that responds to gestures, changes colors, and automatically fires and retracts its tongue! This c...

With this well-rounded introductory science kit, kids don’t have to just pretend to be scientists — they can actually be scientists! Jump-start the...

The impact of mechanical engineering is all around us. This broad, dynamic field encompasses the design, development, and testing of basically anyt...

Future mechanical engineers supercharge their STEM learning while assembling 5 cool solar-powered robots! The easy-to-use building system and step-...

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

Welcome to the fascinating world of mechanical engineering! Make 8 motorized robots that move in different ways while exploring how each one uses g...

Get in the ring for learning about hydraulics with this set of 2 boxing bots! Future engineers will enjoy the focused work of this challenging 327-...

If your tween or teen has a fascination with all things steampunk - or trains in general - then this kit is for them! Young engineers put on their ...

Construct your air-powered robotic hand that fits like a glove and prepare to blast off! This amazing engineering project uses pressurized air and ...

The power of wind makes them go - and you'll have fun building 6 awesome bots that move without any batteries at all. Easy, snap-together assembly ...

Meet Andy, the pre-assembled robot that teaches coding basics to kids ages 4 and up! Through fun, tile-based games and challenges, early learners l...