Break Your Own Moroccan Geodes have beautiful, shimmering quartz crystals on the inside! These Moroccan Geodes are stunning once cracked open. They...

Secret agents, your treasures need protecting! Curious tweens can set up a Spider Spy motion detector, create a mirror maze, and turn their space i...

Big box, bigger questions! The KidzLabs Mega Science Kit turns curious “what ifs?” into hands-on discoveries, with plenty to keep budding scientist...

Tiny discoveries, giant “whoa!” moments! Curious kids can peek into the microscopic world on a bright screen, then collect their own samples and se...

There's treasure hiding in those rough rocks! Budding geologists can tumble ordinary-looking stones into polished gems, then turn their favorites i...

Big drops, wild loops, and plenty of “what if?” moments! Turn playtime into an amusement-park engineering adventure as curious builders design, tes...

Calling all curious tinkerers and future mechanics! Build a race car from the inside out, one satisfying snap at a time, and discover what makes th...

A little landscape, a lovely moment of calm! Arrange living moss, stones, and tiny garden accents in this wave-shaped terrarium to create your own ...

A tiny underwater garden for big nature lovers! Build a peaceful little aquascape in this miniature glass terrarium, then watch your water plants s...

Your little secret agent is about to get seriously equipped. The Snap Circuits Spy Kit packs 25+ missions into one box of covert, circuit-snapping ...

Dusty, the buildable vacuum robot, not only looks great but also makes it child's play to tidy up your desk. Dusty vacuums up dust and crumbs while...

Build this beautiful kinetic sculpture, a motorized flower model with moving petals, powered by a solar panel. Learn about mechanical systems like ...

Discover our Earth your way! Open the book to any page, jump forward and back, dig deeper into your favorite topics, and become a Thames & Kosm...

For Over 55 years The Butterfly Garden® has inspired young minds by bringing the wonders of nature right into their hands. Science comes alive with...

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

Packed with over 60 exciting experiments, this kit makes learning STEM fun and hands-on. Watch young scientists explore chemistry, physics, and mor...

Meet a little lizard with big personality! Build your own robotic chameleon, then help it change colors, stalk pretend snacks, and get excited when...

Build five out-of-this-world robots that are powered by the sun — batteries not required! First assemble the main robot, Helio, complete with solar...

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

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

Thames & Kosmos teams up with the innovative Wondery Kids podcast team in a first-of-its-kind collaboration that gives kids an exciting new way...