THAMES & KOSMOS

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

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...