THAMES & KOSMOS

How cool is it that the mainspring stores energy, then converts it to motion? Discover the physics of potential and kinetic energy and the inner wo...

Volcanoes erupt with earth-shattering power! Build this giant, foot-tall model from plaster and cardboard and watch flowing red 'lava' spew from it...

Who said "candy science" is a contradiction? As kids are using the UV flashlight with the glowing gummies they made, they'll also be learning the p...

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...

Move over boring marble runs, there's a new kit in town! Witness physics in action with this innovative, flexible system of tracks. Thanks to nano ...

Looking for a fun and educational activity about solar power? Future engineers will be impressed as they construct this sleek, compact race car - i...

Have a blast with this awesome engineering project! Construct an air-powered robotic glove that launches safe foam darts. Learn about pneumatics — ...

Get ready to have fun making delicious lollipops while learning science and math! Whip up batches of red cherry and blue raspberry lollipops, plus ...

Ever dreamed of having a vending machine in your room? With this engineering kit, you can build and experiment with your own toy vending machine. F...

Build your own mechanical hand, slip it on like a glove, and get a grip, without motors or electricity. It uses hydraulic power to simulate the mov...

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