$20 to $50

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,...

Give your kids the perfect combination of creativity and learning with the MAGNA-TILES® microMAGS Deluxe Set. These 75% smaller tiles are fully...

Build five out of this world robots powered entirely by the sun, no batteries required. Start with Helio, the main robot featuring a solar panel an...

Build your own BIG hydraulic hand, slip your hand into it like a glove, and operate the mechanical fingers with your own fingers. Assemble the cybo...

Construct your own marble run with Quadrilla Race to the Finish! Introduce two marbles into the top and witness them follow separate paths to the b...

The Magna-Tiles Rail Racers Set gives your kids a fast way to explore motion, build confidence, and play with STEM concepts through magnetic tile b...

Use the quality wooden dominoes, wheels, tracks, and other components in this 28 piece set to build chain reactions. Observe the movements: slow at...