Thames & Kosmos

Build your own robotic vacuum that actually cleans up dust and crumbs from your desk. Dusty uses mechanical sensors to avoid falling off edges or g...

Build a beautiful kinetic flower that comes to life whenever the sun shines. This motorized model features rotating petals driven by a solar panel,...

Every secret agent needs the right gear, and this spy voice changer brings big-time fun to every mission. Kids can record up to 12 seconds of audio...

This multi-function spy watch packs nine investigative tools into one covert accessory. Beyond telling time and date, it features an alarm, stopwat...

Ready to crack the case? This Fingerprint Kit gives your aspiring detective all the tools needed to uncover and collect fingerprints like a pro...

Introduce your child to the fascinating world of physics with this modern take on the classic gyroscope. They’ll explore forces, motion, and gr...

Every great detective needs sharp thinking and the right tools. This Secret Code Kit teaches kids how to write and crack secret messages like real ...

A set of toy handcuffs with a built in alarm turns detective play into high stakes pretend. Remove the special key when the cuffs are closed to act...

Build your own mechanical dragon coin bank that makes saving money a fun, hands-on science project. This STEM building kit teaches kids how simple ...

This cool word game blends skill, luck, and speed into fast-paced family fun. Each player gets seven letter dice, racing against the timer to form ...

Three blank wands. One craft set full of wizarding fun. This Harry Potter™ wand-making kit gives kids everything they need to shape, sculpt, and pa...

Turn your home into Hogwarts with this Harry Potter craft kit. Kids create DIY Harry Potter projects like parchment scrolls, magical letters, Tom R...

Build-your-own STEM robot kit meets suction-cup climbing action in this hands-on engineering toy. Kids piece together gears, legs, circuits, and a ...