Science & Exploration - STEM

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...

Welcome to the fascinating world of mechanical engineering! Make 8 robotic animal characters including: a unicorn, sea otter, fox, bear, baby llama...

Kick your creativity into gear! Easily connect 16 cogs and gears to create a mechanical display like you've never seen before. Six larger gears hav...

Turn any dark room into a brilliant light show with a DIY night light! This kit guides curious kids through playing with electricity in a safe, exc...

For beginner scientists and future biologists who love creepy crawlies, here's a starter kit that's perfect for the Halloween season! Curious kids ...

Turn a potato into a power source! This Green Science kit lets you build a potato-powered digital clock. Perfect for curious minds and hands-on lea...

Get hands-on with alternative energy sources with the Green Science Salt Powered Robot kit. This fun learning experience includes all the materials...

Unleash your child's inner scientist with the Green Science Solar Rover! This solar charged rover teaches kids about mechanics and alternative ener...

Read the fun story of two young engineers, Ty and Karlie Omega, and build simple models of the aircraft they discover on their hilarious family vac...

Would you like a green apple worm or a mixed berry spider? Make sure you answer yes, because kids love learning the science of this gelatinous, sea...