Thames & Kosmos

Harry, Ron, and Hermione call it Potions Class; we call it Chemistry Class! Wizards in training can follow the storybook manual as they brew up fiv...

Get to the core of physics with an ap-peel-ing science kit! Kids who ask "how does it work?" will have a bushel of fun as they build a motorized gy...

Middle-earth is in grave danger. Frodo and the Fellowship are on their way to Mordor to destroy the One Ring. But they need your help! Make haste a...

Construct your air-powered robotic hand that fits like a glove and prepare to blast off! This amazing engineering project uses pressurized air and ...

Mix up a pale blue slime and add holographic glitter flecks to it for a fun, sparkly effect. Ooze Labs are fun and simple science experiments in bi...

Leave the cold outside and bring the snow indoors - fake snow, that is! No mittens required for this fun and simple science experiment: Combine thi...

Build your very own vending machine! With this engineering kit, you build a toy vending machine that sorts coins, dispenses candy or other small pr...

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 ...

Help little stargazers and future NASA astronauts explore the moon's surface with an entry-level telescope! This award-winning STEAM toy is solidly...

See them erupt with excitement building a realistic volcano scene. This giant cardboard and plaster model is classic earth science learning at its ...

Look close with this kid-focused introductory microscope that magnifies objects up to 600 times! Check out pond water, plant leaves, hair, onions, ...

Peace, love, and yum! Everything you need to make the grooviest, glow-in-the-dark gummies and glowing ice cubes. Safe and natural ingredients, like...

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...

Enter the world of magic and sorcery! With the magic hat and rabbit puppet, as well as more than 40 other magic props, kids as young as six years o...

Jumpstart your study of mechanical physics by learning all about simple machines and how they're used to make complex tasks easier to do. Through 2...

Grab this briefcase full of investigator's tools and get ready to track down some crooks! Learn about how detectives use forensic science to answer...

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