STEM

One of House of Marbles' all-time best sellers. Never be lost when you're out scouting. Don't forget to view the rest of House of Marbles' Junior A...

For candy loving scientists, here's a fun way to experiment with physics in action! A step-by-step illustrated instruction manual guides clever kid...

As a detective, you need the right equipment for your investigations, including tools to find, recover, and identify fingerprints. To use fingerpri...

Tiny Terrarium Cactus sold separately. 

Looking for a durable and reliable way to secure your gear during outdoor adventures? Look no further than House of Marbles Carabiner Clip!

The Original Magic Rocks Instant Crystal Growing Kit lets kids create a brilliant and colorful ocean-themed crystal garden in minutes. Includes 0.2...

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...

Fit the parts together to build the stadium and then grab the two included Foosbots. When you squeeze your Foosbot's arms, it spins to kick the bal...

All hands on deck - there''s treasure to be found! In this pirate-themed dig-out kit, a replica pirate treasure is waiting to be excavated from a p...

Transform rough rocks into gorgeous polished gems! A great STEM gift for future geologists and earth scientists, this kit has everything kids need ...

Grow meat-eating fly traps in our high-quality, custom-crafted glass terrarium. This limited and exclusive collection of flytraps are really carniv...

The mouse garden, named for both the indispensable computer tool and the scampering little creature! Create your own miniature world in a truly mic...

Curiosity, supercharged! Thames & Kosmos teams up with the innovative Wondery Kids podcast team in a first-of-its-kind collaboration that gives...

Grow your own tranquil oasis! A thoughtful gift for nature-loving kids and kidults, everything's included to assemble and care for a DIY moss terra...

This deluxe gift set includes an 80-page interactive dk book, along with a human antimony model that you can build and take apart, including major ...

Let’s rock and roll! Amp up your rock collection and explore the secrets of geology with the Thames & Kosmos Rock Tumbler! This custom-designed...

Mix up three different types of safe, non-toxic slime and play funny pranks with them. Make fake snot, a glowing “radioactive” spill, and trick...

Excavate a T. rex skeleton model from inside a 3D T. rex fossil replica. The T. rex lies before you as a 3D fossil, almost as if it had died just m...

Our fourth generation wind turbine kit! Wind is one of the most promising sources of clean, renewable energy available today. With this kit, you ca...