Thames & Kosmos

Keep on rockin’ and rollin’ with this refill pack for the Thames & Kosmos Rock Tumbler. This pack includes a one-pound assortment of natural ro...

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...

Supercharge your marble adventures with the Speed-Kick expansion pack! Launch marbles up inclines with turbocharged velocity or strategically block...

Watch your marbles defy expectations with the Gecko Run Spinners Expansion Pack! These dynamic wheels spin independently or work together to create...

Move over boring marble runs, there's a new kit in town! Witness physics in action with an innovative, flexible system of tracks that includes ever...

Transform rough stones into stunning polished gems with the Thames & Kosmos Rock Tumbler. This user-friendly machine lets young geologists disc...

Build and program an adorable robotic gecko that climbs smooth vertical surfaces using suction cup feet and innovative gear mechanics. This hands-o...

Curious kids build a loyal robotic reptile buddy that responds to gestures, changes colors, and automatically fires and retracts its tongue! This c...

If you're raising a future James Bond, your young secret agent needs the high-tech help of this 2-in-1 super pack that includes night vision goggle...

Set up an impressive security perimeter with this Spy Labs tripwire alarm system. Press a button to activate LED beams across two transmitters, the...

Gather your family for two fun, cooperative escape room games featuring five brave superhero animals. Think outside the box as you work together to...

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

If you're raising a future James Bond, your young secret agent needs the high-tech help of a spy watch. Crack the case on any covert mission with 9...

Explore the microscopic world with this Thames & Kosmos student microscope. Magnify specimens up to 600x with three objective lenses and view p...

A clue to a previously unknown masterpiece by Vincent van Gogh has been discovered in Amsterdam. You set about deciphering the riddles. But you soo...

Tasty Triceratops! Scrumptious Stegosaurus! As kids prepare these yummy gummy treats, they'll investigate the chemistry related to candy making and...

Unearth real minerals and fossils with this hands-on excavation kit! Each block hides one authentic specimen waiting to be discovered. Grab the inc...

Expand your Gecko Run with the Twister Expansion Pack. This add-on includes a twister stunt, extra marbles, nano-adhesive pads, and additional trac...

Expand your Gecko Run with the Snake Expansion Pack. This add-on includes the Snake stunt piece, extra tracks, additional marbles, and nano-adhesiv...

Learn 100 magic tricks that can be easily mastered - and be prepared to amaze your audience! Card tricks, disappearing coins, rope tricks - they're...

Master the art of illusion and amaze friends and family with 150 impressive magic tricks! A 96-page instruction manual with color photographs illus...

As a medical study volunteer, you report to an eerily empty lab. Vapor rises from a test tube, and you feel dizzy. When you wake up, the door is lo...

Open the wonderful 24-page illustrated storybook, and read about two kids on an errand adventure with their dad. Along the way, 10 vehicles are nee...

Whether you're raising a young Indiana Jones or a future James Bond, your little adventurer needs a metal detector to seek out treasure and complet...