Building & Science

Follow a funny robot story while building the machines that appear along the way. Kids First: Robot Engineer combines chunky construction pieces wi...

A dinosaur is trapped inside this egg, and patient paleontologists get to dig it out. Chip away at the excavation block to uncover the hidden figur...

Big magnetic building ideas have been packed into a much smaller travel case. This 26-piece MAGNA-TILES microMAGS set includes colorful mini magnet...

Build a tiny haunted hideaway wherever Halloween finds you! This 24-piece microMAGS set combines neon magnetic tiles with friendly ghosts, pumpkins...

Turn it over and the landscape changes before your eyes. Lyell’s Sand Art LED lets colored sand drift through a clear circular display, building fr...

Bring magnetic building wherever the day leads with the MAGNA-TILES microMAGS Travel Set Deluxe. The compact magnetic shapes are 75% smaller than t...

Build a busy construction site where cranes swing, roads curve, and every magnetic wall is apparently due before lunch. This 32-piece Magna-Tiles s...

Mix color, water, and light through a collection of bright hands-on experiments. The Color Lab Mixer provides squeeze bottles, a mixing tray, color...

A dark volcanic rock is hiding sparkling treasures, and the only way in is careful excavation. Use the included tools to tap, chip, and brush throu...

Build a working model car from the inside out with the Thames & Kosmos V8 Race Car. This 233-piece STEM kit reveals authentic automotive system...

Build a flower that moves with sunshine with SolarFlower: Sapphire Swirl from Thames & Kosmos. Assemble the colorful mechanical bloom, place it...

Fizz, glow, pop, ooze, launch, and discover through 100 hands-on experiments spanning chemistry, physics, biology, and earth science. Young scienti...

Set out a tiny café for passing butterflies. Add nectar to the flower-shaped feeder, place it where winged visitors can find it, and enjoy the chan...

The moon, a bird in a distant tree, or the action across a playing field all come closer with My Discovery Telescope. This real refracting telescop...

Gear up for after-dark missions with Spy Labs Ultimate Spy Sleuth 1 from Thames & Kosmos. The night-vision goggles feature green LED illuminati...

Stack higher and build in a whole new direction with nine colorful microMAGS Cubes! Eight magnets inside every cube create strong, satisfying conne...

Magnetic building gets moving in this 33-piece Magna-Tiles set. Arrange the four clear rails with colorful tiles, add ramps or bridges, then releas...

Build a tiny climbing kingdom for one very fortunate cat. The 13-piece Magna-Tiles Cat Tree set uses magnetic shapes, mini cubes, curves, and a fen...

Build a striped lighthouse, shape rocky shores and rolling waves, then send the lighthouse keeper and sea turtle out aboard the rescue raft. This 2...

Build a 327th Star Corps platoon and stage battles from Star Wars: Revenge of the Sith with LEGO set 75431. The 258-piece pack includes four clone ...

Build a tiny robot vacuum that really scoots along and tackles its own tabletop cleaning route. Dusty turns gears, motors, and simple robotics into...

Build a flower that moves with sunshine with SolarFlower: Ruby Ripple from Thames & Kosmos. Assemble the colorful mechanical bloom, place its s...

Build the city, line up the stunt, and send the car flying into a gloriously planned disaster. Neo City Knockdown uses launchers, tracks, spinning ...