Science

This 2-in-1 super pack combines two essential surveillance tools. Learn how these spy devices work to help you track suspects, protect classified i...

Build a lightning-fast race car powered by nothing but air — no batteries or electric motor required! Use the sleek, integrated pump to compress ai...

The impact of mechanical engineering is all around us. This broad, dynamic field encompasses the design, development, and testing of basically anyt...

The sands of time have buried the pharaoh’s treasures. Assume the role of a skillful archaeologist as you excavate the site with a hammer and chise...

Build a loyal robotic reptile buddy that responds to your gestures, changes colors, and automatically fires and retracts its tongue! This first-of-...

Let the treasure hunting begin! Use the Thames & Kosmos Metal Detector to detect metal objects — like gold, silver, iron, copper, and more — th...

Game on! The Gecko Run Challenge Edition includes everything you need to challenge yourself or others to a marble-run-building competition. With 32...

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

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

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...

Conduct secret missions and surveillance under the cover of night! With these night vision goggles, you are ready to investigate cases and hunt for...

Build a mesmerizing, decorative lamp that changes colors and mimics the undulating movements of a jellyfish in the water.     Lock different compon...

Whip up your own delicious space-shaped gummies and make a model of the solar system! As you prepare these yummy treats, you’ll investigate the che...

Who can you trust to guard your precious coins? Your loyal coin-eating dragon, that’s who! It turns out, the world’s coolest piggy bank is actually...

A creative kit to make a constellation viewer. Punch the stars on the cards to recreate the patterns of the 26 selected constellations (Zodiac sign...

Scabs 'N' Guts is the totally exciting "meducational" board game that's packed with interesting and occasionally disgusting medical facts. Players ...

Buddy is a hilarious, four-legged bundle of joy! You can have a blast making him sit, walk, and even beg for treats. But watch out – if you neglect...

This kid-safe turbine sends foam balls flying through a network of modular tubes. Arrange the tubes any way you can imagine and experiment with air...

The Tyrannosaurus rex is one of the most famous prehistoric animals. This ferocious carnivore was one of the largest meat-eating dinosaurs. With it...

Tasty Triceratops! Scrumptious Stegosaurus! Toothsome Pterodactyl! Whip up your own delicious dinosaur-shaped gummies! As you prepare these yummy t...

Investigate physics using technology from medieval times! Build six sleek, updated models of catapults, trebuchets, and other medieval launchers. T...

Explore the future of transportation with RoboRails! This compact robot balances on a single wheel and glides along a monorail track thanks to its ...

Build and program a loyal robotic pal! Discover the world of robotics — an exciting, interdisciplinary field combining physics, engineering, and co...

The sweetest pinball machine ever! Build a pinball machine that uses edible gumballs as the pinballs. First, follow the step-by-step instructions t...

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

Travel deep into the microscopic realm! With this high-quality student microscope, Thames & Kosmos unlocks wonders of the world that are too sm...

Explore hydraulics, mechanics, and robotics with a buildable, handheld water blaster and claw! Using over 180 plastic pieces, assemble this awesome...

The robotic arm of the future is here! The segmented arm is driven by cables like the tendons in muscles, resulting in a mesmerizing motion reminis...

Open your ears, Hero hears everything! Through its three directional microphones, this robot perceives and reacts to sounds. Have fun with Hero’s f...

This innovative drink-making kitchen science kit takes your taste buds on an adventure by combining the excitement of colorful, bubbly drinks with ...

Longlisted for the 2024 AAAS/Subaru SB&F Prize for Excellence in Science Books.Longlisted for the 2024 Green Earth Book Award.Get the facts you...

Explore the future of advanced computing technology with KAI — short for Kosmos Artificial Intelligence! Build and program an intelligent, six-leg...

In this corner, hailing from the rough-and-tumble robotics lab: It’s Robo-Boxer! And in that corner, the wonder from Down Under: Put your mitts to...

In this collector's kit, budding gemologists will find 30 tumbled gems that sparkle and shine. A fully illustrated book includes a field guide to t...

Leave the cold outside and bring the joy of the snow indoors! Using the large, colorful plastic base station, dozens of fun tools, and super-expan...

Marvel at the wonders of the universe with this mesmerizing electric light show. The plasma ball creates a fascinating display of glowing electric...

Grab your tools, it’s time to get building! Learn how to use tools and build your own workbench with this introductory mechanical engineering kit ...

Gears make things move! Join Ty and Karlie — the young engineers featured in the other Kids First early engineering kits — to build four awesome g...

Read the fun story of two young engineers, Ty and Karlie Omega, and build simple models of the amusement park rides they encounter on their family...

Build, code, and play — with mighty REX! Assemble your own robotic model of the giant, powerful, ferocious Tyrannosaurus rex. Use the handheld con...

It’s time to start mixing things up! In this pretend STEM scenario, you are a chemist for a bath and body products company and it’s your job to ma...

Build and program an amazing robotic buddy! Discover the world of robotics — an exciting, interdisciplinary field combining physics, engineering, a...

Turn your bedroom into your very own planetarium theater! Illuminate a darkened room by casting projections of the stars in the night sky and spac...

Choo choo! TrainBots coming through!  All aboard! Put on your engineer’s cap and build your own steampunk-style train robot with amazing steam eff...

Excavate three real mineral specimens from a plaster block: quartz, amethyst, and pyrite (also known as fool’s gold!). Use tools like a real rock h...

Do you ever wonder how bridges span huge distances and how skyscrapers stay standing? Structural engineers use physics and their knowledge of the p...

A geological expedition in the palm of your hand! Each of these fun, low-priced excavation blocks contains one real mineral or fossil specimen. The...

Explore the natural beauty and wonder of crystals by growing them yourself in many different shapes and colors. Set up your lab base station — the ...