$25 to $50

The HEX BOTS Remote Control Dragon has risen from the fires of myth and legend! Watch as it slithers across any surface breathing LED lit fires and...

Build a series of wacky, motorized robots with this introductory mechanical engineering kit for kids ages five and up. A beautifully illustrated 32...

Make a Rube Goldburg-like contraption to fling objects with abandon. This kit has everything from hydraulics to propellers. Boing! Fling! Wow! 

Have a blast with this awesome engineering project! Construct an air-powered robotic glove that launches safe foam darts. Learn about pneumatics — ...

Discover the power of vibration technology as your nanos bounce off the walls of the new HEX BOTS nano Land! This mix and match construction toys p...

Calling all pranksters! These fast, creepy critters crawl around using our patented nano vibration technology and are shaped to look like real inse...

The HEX BOTS Remote Control Dragon has risen from the fires of myth and legend! Watch as it slithers across any surface breathing LED lit fires and...

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...

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...

Think of this as an analogue robot. Wood and string combine to make a precision grabbing device. The builder controls the bot with levers and str...