Thames & Kosmos

Build a mesmerizing, decorative lamp that changes colors and mimics the undulating movements of a jellyfish in the water. 

Going up! Build an adorable robotic gecko that defies gravity to crawl up, down, and all around smooth vertical surfaces!

Who can you trust to guard your precious coins? Your loyal coin-eating dragon, that’s who! It turns out, the world’s coolest piggy bank is actually a dragon bank! Make your very own mechanical dragon and turn your spare change into savory savings. 

With the Gecko Run: Snake Expansion Pack, you can send your marbles through a maze of sharp curves and see how it affects their speed. But watch out: only if you place the snake correctly in your marble run will the marbles make it through!  

With the Gecko Run: Twister Expansion Pack, you can give your marbles a real spin. This not only brings extra fun to your Gecko Run marble run, but also makes the laws of physics visible.

Get hopping with the Gecko Run: Trampoline Expansion Pack! Can you position the trampoline so that the marble flies really far? Can you even bounce it downward, or catapult it up to a higher track?

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marble run uses a specially designed system of flexible tracks that does not require any support structures.

This timeless scientific instrument has been reimagined in a fresh, new design. Experiment with the gyroscope to learn about the physics of motion, forces, and gravity.

Have you ever seen a close-up photograph of the Moon, with its fascinating cratered landscape?