11-13 Years

Turn rough rocks into polished gems. Our powerful tumbling machine features a strong motor, and includes a leak-proof rubber barrel, a timer, 9 dif...

Start your own rock collection and even grow your own geode. This STEM-focused kit comes with a labeled tray, plus a book with lively illustrations...

New memoryDOUGH slime! Dope Slimes' exclusive and one of Dope Slimes' bestselling textures, this is a brand new memoryDOUGH slime— ultra soft yet d...

Future engineers fly into physics fun building 5 awesome models driven by a rubber band powered propeller. Using ultralight plastic and bamboo part...

Launched to celebrate Rubik's 50th anniversary, this special edition Rubik's Cube looks and feels like it came right out of a time capsule! Fans of...

Build a sleek, modern (and adorable!) walking robot powered by salt water and magnesium — no batteries required!  Discover how a metal-air electroc...

How can just 1 simple, interlocking shape create so much building fun? These pliable, puzzle-like pieces snap together to make flat mosaics or dime...

The ancient Egyptians were amazed by the scarab beetle. Its beautiful, color-shifting exoskeleton - which mirrors light in tones of purple, blue, r...

In this quick thinking, match-and-grab counting game, prepare to move fast! Players race to snatch up cards that match the numbers on the dice. Add...

Treat yourself to something sweet! Scented with banana, Banana Split SCENTsory Putty® is a sundae classic. The “cherry on top” of fidgets!    Crazy...

Readers are invited to shine-a-light — literally, by use of a flashlight — to make surprising discoveries in the natural and man-made world in the ...

Tiny tools—BIG Science! How small is the tiniest ball of slime you can make? Find out with this adorable miniature science lab that features precis...

Be a Micro-Angelo! This itty-bitty STEAM kit delivers the paints, tools, and techniques you need to make, frame, and display miniature masterpieces...

Enjoy gardening at your fingertips with a miniature desktop greenhouse and tiny gardening tools! All you add are soil, water, and your choice of se...

Get ready for high-flying thrills! Head outdoors and explore the wonders of aviation science with this impressive plane. Simply place the plane on ...

Curious kids can play with electricity in a safe, exciting way with snap circuits! This kit guides tween scientists through an exploration of air p...

The Snap FM Radio kit allows you to build a radio that really works! You can make 4 projects! Requires 3x AA batteries (not included) Suitable for...

Curious kids play with electricity in a safe, exciting way with Snap Circuits! This award-winning kit allows tween scientists to build 133 differen...

A sneaker collectors dream in one tin of Sneakerhead Thinking Putty™. We have all the classics in this clear putty with sneaker themed pieces. Find...

Light up the night with a stunt plane that flies up to 30 feet! Kids launch their creativity by decorating the 19" wingspan with the included stick...

A refill kit for the Outdoor Discovery; Solar Print Kit, this Solar Print Paper Refill Kit lets you make more solar-powered art. Each refill kit co...

Looking for a fun and educational activity about solar power? Future engineers will be impressed as they construct this sleek, compact race car - i...

What's cooler than building a bot? Building 8 of 'em! A 48-page, full-color book guides the assembly, and a compact solar panel gives them power. T...

Future mechanical engineers supercharge their STEM learning while assembling 5 cool solar-powered robots! The easy-to-use building system and step-...