Thames & Kosmos

Explore hydraulics, pneumatics, and robotics with your very own giant hydraulic hand! Using over 200 plastic pieces and piston tubes filled with wa...

Unleash your inner magician with the Magic Hat Edition! With 35 easy-to-follow feats, this set comes with over 40 props and a secret-filled manual....

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...

Turn your bedroom into your very own planetarium theater! Illuminate a darkened room by casting projections of the stars in the night sky and space...

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 ...

Super sweet stunts! Build your own gumball machines and learn physics lessons in the process. A turn of a handle dispenses one gumball at a time ou...

Indulge in the tastiest game of pinball with Pinball Machine Maker: Gumball Rally! Assemble your machine, place the obstacles, then aim and shoot e...

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 ...

It's time to get medieval on physics! Build ten sleek and updated models of catapults and crossbows. These classic siege weapons from the middle ag...

Look close with this kid-focused introductory microscope that magnifies objects up to 600 times! Check out pond water, plant leaves, hair, onions, ...

Let the treasure hunt begin with the Thames & Kosmos Metal Detector! Designed for explorers of all ages, this lightweight detector finds metal ...

If you're raising a future Sherlock Holmes, your young detective needs all the tools of the trade. Help them crack the case on any mystery with thi...

Wow future geologists and rock-loving kiddos with a crystal-filled kit! Curious STEM learners customize the included iridescent display case by dec...

Unleash your inner cyborg with the Mega Cyborg Hydro Blaster! This buildable, handheld water blaster and claw allows you to explore the world of hy...

Unlock microscopic wonders with the Thames & Kosmos Microscope! View prepared slides or prepare your own with the 45-piece accessory set. Use t...

Experience the future of transportation with RoboRails! This compact robot uses a fast-moving internal gyroscope and clever ball-bearing weights to...

Bring snow inside... any time of year, no matter where you live! Kids enjoy the magic of cool snow-based experiments and learn about weather along ...

Finally, an adorable robot! When kids assemble the 172 pieces, they won't realize they're learning about gears, motors, and sound sensors. They wil...

Build unique robots that are powered by the sun — batteries not required! Using a compact solar panel, these cool little bots harness energy from t...

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

Bring science to life with the Saltwater Fuel Cell Robot! This charming, battery-free robot uses salt water and magnesium to power its steps, demon...

Unleash your child's inner engineer with the Structural Engineering: Bridges set from Thames & Kosmos! This 287-piece wonderland lets curious m...

Discover the ultimate spy kit with Spy Labs: Ultimate Spy Sleuth Master of Surveillance! Use night vision goggles to see clearly in the dark with f...

Create a secret alarm with Spy Labs Invisible Tripwire! Turn on the LED beams, line them up, and make an invisible barrier. If someone crosses it, ...