Thames & Kosmos

Read the funny story of two inquisitive kids, Ty and Karlie, and build simple, non-motorized models of the robots they construct and fix during the...

An apple that defies gravity and walks a tightrope — what would Isaac Newton have thought? Build a cute apple robot that walks along a tightrope. ...

Build ten wild off-road vehicles and other machines while learning about belt drives, wheels, and tank treads. A battery-powered motor box powers t...

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 ...

See how much fun chemistry can be as you do slimy, fizzy, colorful, and bubbly experiments. This cool laboratory setup has lots of different vessel...

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...

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...

Set the planets in motion with a flick of your wrist! Build a mechanical model of the solar system including the sun and eight planets, wind it up,...

Construct 12 models and conduct experiments with them to learn about forces and simple machines. Each model demonstrates a fundamental idea in mec...

Physics Pro is our biggest, most advanced physics kit. With this kit, you can continue your study of statics and dynamics from previous lessons an...

In one way or another, almost every form of energy we use originates as energy from the sun. Solar energy directly powers photovoltaic cells and t...

Almost everyone has heard of a chemistry set. But until this ground-breaking kit was introduced, a physics set was almost unheard of. Physics is a...

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

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...

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

As a detective, you always need the right tools when you are on the hunt for evidence. Grab the Pocket Metal Detector when you are looking for meta...

Unicorns, clouds, and rainbows … oh my! Make your own delicious, fun gummy shapes using a gelatin mixture: Pour it into the included mold and conco...

Ready to shred! A few clicks and Halfpipe is ready to cruise through your room on its skateboard base, using an umbrella and broom to propel itself...

Knock, knock, knocking on wooden floors — this wacky walking ReBot is pieced together from a tennis racket, hammer, and the rear wheels of a tricyc...

Spring into action! This jumping robot is made from the tracks of an old snowmobile, a waffle iron, and some rubber bands.  Ages 6 and up.

Robots ahoy! This crawling robot is cobbled together from two halves of an old pirate ship’s wheel, and scoots along the floor on a repurposed iron...

Construct a whole zoo’s worth of remote-controlled animals with mechanical insides covered by colorful plastic “skins.” The animals all move using...

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

Read the funny story of two inquisitive kids, Ty and Karlie, and build simple, non-motorized models of the robots they construct and fix during the...

Build a series of wacky, motorized robots with this introductory mechanical engineering kit for kids ages five and up. A beautifully illustrated 3...

Build a series of adorable, motorized robotic animals with this introductory mechanical engineering kit for kids ages five and up. A beautifully i...

Build a series of adorable, motorized robotic animals with this introductory mechanical engineering kit for kids ages five and up. A beautifully i...

Build an awesome, nine-inch-diameter, rolling robotic sphere and six other robot models. Drive your robots using the remote-control interface in t...

This kit gives kids a simple, fun, and customizable introduction to robotics that lets them build eight motorized machines controlled by programs a...

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

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

The old kingdom is in danger. Enemy armies are attacking from every direction, sent by the Master of Shadows, who seeks to cast eternal darkness ac...

Build and experiment with dozens of roller coaster models to make learning the physics of force, motion, and energy as fun as a day at the amuseme...

Fly into physics fun with five awesome models driven by a rubber band powered propeller. Using ultralight plastic and bamboo parts, build a helicop...

Preschoolers and kindergartners have a natural curiosity to explore and learn about the world around them through experimentation, observation, an...

Through 26 model-building exercises, you’ll investigate all six classic simple machines — wheels and axles, levers, pulleys, inclined planes, screw...

Construct a solar-electric car and four additional models using an innovative motor module that can be powered by a solar cell or batteries.Build a...

Looking for a fun and educational activity about solar power? This sleek, compact race car harnesses the energy from the sun to power an electric ...

Want to build fun solar-powered vehicles and devices that move using electricity generated directly from sunlight? With this kit, you can construc...

Build unique robots that are powered by the sun — batteries not required! Using a compact solar panel, these cool little bots harness energy from ...

Build a motorized robot, race car, and countdown timer — all that run without any batteries or electrical power! The secret behind these fascinati...

As a detective, you need the right equipment for your investigations, including tools to make and decipher codes. Throughout history, encrypted cod...

With 20 simple, easy-to-learn tricks and clear step-by-step instructions, this introductory magic kit makes it possible for children ages five and...

Begin a lifetime of scientific investigation and understanding with 25 fun experiments in five key areas: nature, physics, chemistry, air, and wate...

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

This ten-inch acrylic globe with geopolitical boundaries gives you an informative overview of Earth’s surface right at your fingertips. Find answer...

It’s time to have some yummy gummy fun with this awesome bubble gum making kit! Mix up your gum base and then sweeten it with sugar. Next, use the ...

Cocoa-Mint Dream? Citrus Creamsicle? What will your designer perfume creation be? Follow your nose through the candy shop as you explore the scienc...