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Have you ever wondered why astronauts can jump so high on the moon? How string instruments produce so many different notes? Or why shaking a ketchu...

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...

Unleash the inner alchemist in your child as they embark on a journey of home experiments exploring Chemiluminescence, Phosphorescence, and Fluores...

For candy loving scientists, here's a fun way to experiment with physics in action! A step-by-step illustrated instruction manual guides clever kid...

Set the planets in motion with a flick of your wrist! Build a mechanical model of the solar system including the sun and eight planets (also known ...