THAMES & KOSMOS

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

Erupt your own volcano again and again! Press down on the "lava lever" a few times and — WOW! The crater pops up and the slime lava flows down its ...

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...

Spies can’t be everywhere at once, but you can rest assured that your valuables are safeguarded with this compact alarm system. With two modes, it ...

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. H...

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

All aboard! Put on your engineer’s cap and build your own steampunk-style train robot with amazing steam effects. You can build your TrainBot in tw...

Creatto is a simple yet versatile building system that consists of just two primary components that can be woven together into countless 3D creatio...

Have as much fun as a pig in the mud! Each of these adorable little plaster barns holds one plastic farm animal figurine. Use a small tool and some...

Roll the die – place a ladder – catch the moon!Climb through the clouds and reach for the moon! All it takes is a few cleverly placed ladders, a st...

Build six awesome bots that move without any batteries or electricity. The secret behind these fascinating machines is one of the oldest power sour...

Mix up a rainbow of mouth-wateringly delicious lip balms and lip glosses. Experiment with a vibrant spectrum of colors and flavors to create your o...

Build a zany inflatable tube dancer that uses the physics of flowing air to perform its eye-catching moves. Like the air dancers and tube men you m...

Discover the science of living things with this complete introductory microscope kit. The beautifully illustrated experiment manual guides you thro...

Build five fun gadgets and learn about gears and transmissions. Create a helicopter model with a rotor that spins using a rubber band-powered motor...

Grab your wand! With high-quality magic props and simple illustrated instructions, the 100 magic tricks in this kit can be easily learned, practice...

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 amusemen...

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