Thames & Kosmos

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 tog...

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...

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

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...

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...

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...

As a detective, you always need the right tools when you are on the hunt for evidence or reading secret messages. Ultraviolet light helps you uncov...

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...

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

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 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...