THAMES & KOSMOS

Future engineers build a lightning-fast race car powered by nothing but air... no batteries or electric motor required! Curious kids get hands-on w...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

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...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

Want to give your marbles an extra kick up an incline? Or block the track so that the next marble must take a completely different path? With the S...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

Spies can’t be everywhere at once, but you can rest assured that your valuables are safeguarded with this compact alarm system. With two modes, it ...

Say hello to the most adorable vacuum you've ever seen! Future robotics engineers build their own cleaning friend using the illustrated instruction...

Discover a cool new word game that combines skill, luck, and speed into a clever, family-friendly game that's sure to be an instant classic! Each p...

The Spinners expansion offers ultimate versatility! Use the wheels individually to let your marbles go for a spin, or combine them for some surpris...

Roll the die – place a ladder – catch the moon!Climb through the clouds and reach for the moon! All it takes is a few cleverly placed ladders, a st...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

Celebrate Earth Day and the beauty of spring by building a gorgeous solar flower! This STEM kit guides ages 8+ through assembling a sapphire blue r...

The future of energy engineering begins at home. With this kit, kids can construct and experiment with a model house that demonstrates various aspe...

Lost your marbles? Get more! This is a pack of 7 metal replacement marbles for the Gecko Run marble run system.

Wind is one of the most promising sources of clean, renewable energy available today. With this kit, you can assemble a realistic wind turbine com...

Tackle corners, edges, and obstacles with the Flex-Corner expansion! Quickly change direction to bend around corners of any angle or span tracks ac...

Perfect for curious kids who love deep dives into specific topics, this educational "Earth" book takes readers on a choose-your-own learning advent...