Thames & Kosmos

The coolest new word game on the block masterfully combines skill, luck, and speed into a clever, family-friendly game that’s sure to be an instant...

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

Get growing and glowing! Make your own awesome glowing terrarium with real plants. Use the included cress seeds and growing containers to create yo...

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

Find hidden treasures, track your suspects, mark secret meeting points, and create your own scavenger hunts. The transmitter emits silent, ultrason...

According to an old legend, a priceless red ruby is said to be hidden in the tomb of Sir Reginald Wreston and it can only be found when the moon is...

You are crew members on a passenger plane bound for Barbados. You have flown this route countless times already and have experienced everything pos...

Can you solve the robbery on the Mississippi River? You''re a team of investigators traveling the Mississippi on a paddle-wheel steamboat in 1872. ...

Experiment with instantly forming sodium acetate crystals that produce heat. Ooze Labs are fun and simple science experiments in big chunky plastic...

Explore the world of slime with Glowing Galaxy Slime, a cosmic slime that twinkles and glows like the night sky. Using a combination of blue slime ...

Dark corridors, terrifying shrieks, bone-chilling monsters — sounds like a lot of fun, right? At least that’s what you thought when you decided to ...

After your car breaks down, you are looking for shelter for the night. Luckily, you find an abandoned cabin in the woods near the road. But the nex...

Can you identify an unknown liquid or powder? What secrets become visible under a UV light? How do you analyze fingerprints, soil, ink, and handwri...

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

The essential accessory for covert missions and recon! This handy watch offers a variety of functions to help you investigate your cases. In addit...

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

Mix your own oobleck, a mysterious oozy substance that behaves a little like quicksand. It becomes a rigid solid under force, but runs like a liqui...

Explore the bizarre properties of hydrophobic (water-hating) sand, which never gets wet and forms fascinating structures underwater. Ooze Labs are ...

Make a slime that changes color from white to pink-orange in strong ultraviolet light, like direct sunlight. Ooze labs are fun and simple science e...

Make your own color-changing slime that changes from green to blue depending on the temperature. Ooze Labs are fun and simple science experiments i...

Grow sparkling, green crystals overnight from a safe solution of potassium aluminum sulfate. Single out the largest crystal shard, redissolve the r...

Conduct more than 60 electrifying experiments with circuits and magnetic contraptions to learn about electricity and magnetism, and how these two f...

Begin a lifetime of scientific investigation and understanding with 29 fun experiments in five key areas: nature, physics, chemistry, air, and wate...