Science & Nature Kits

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...

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...

These plants have been around since the time of Dinosaurs! At that time, they grew to over 120 feet, much taller than even the Tyrannosaurus Rex! W...

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

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...