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...

Budding scientists love this hands-on opportunity to learn about the magic of metamorphosis! Over the course of 3 weeks, families watch caterpillar...

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...

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

Check out our new favorite STEM activity for curious kiddos! Ages 6+ use the crystal clear instructions to build a durable mini pinball game in abo...

Encourage future astronomers to explore our solar system in a delicious way: making gummy lollipop planets! As they prepare these yummy treats, you...

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...

Meet SparkJump! This new family-owned line of high-quality woodworking kits empowers kids and adults to accomplish amazing things together. Slow do...

Step into the role of paleontologist as you excavate dinosaur figures from plaster dino eggs! This kit comes with ten dino eggs for you to dig into...

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...

Impress future geophysicists with a volcano that erupts again and again! Curiosity, supercharged! Thames & Kosmos teams up with the innovative ...

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

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

The human body is a fascinating, mysterious — and sometimes even stinky — piece of machinery! Explore the extraordinary inner workings of your body...

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...

Solve these fun STEM challenges one pixel at a time! Inspired by the pixel art look of Minecraft and retro 8-bit video games, this set helps kids b...

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...

Build new STEM skills with your own construction and destruction machines! Kids build critical thinking and other STEM skills during every play ses...