Construction / Mechanical Kits

We’re not selling tickets to Mars yet, but by assembling this (46)-piece STEAM Solar-Powered Mars Rover, kids can learn how electrical energy and solar energy are converted into mechanical energy. Kit includes a motor, gears, body, wheels and solar...

Your kids can discover and learn about chemistry and kinetic energy by building and connecting components in this STEM Alien Reaction Chainex Kit from Amazing Planet. Kit connects to Chain Reaction! and can be used over and over in different patterns...

Before robots take over completely, it might be a good idea to learn a little about how they work. Start with this Elenco® Joysticks Robotic Arm Kit. After building it, you’ll understand mechanical basics and be able to watch the inner parts...

Give a science-minded kid this Engino® Discovering STEM™ Mechanics kit and it’ll give you leverage for weeks. It’ll give them leverage, too, because it’s all about levers, linkages and structures. Kids can kid build (16)...

Snap Circuits™ has added Brics, their name for little plastic building blocks that are, luckily, compatible with Lego, those other little, inerlocking plastic building blocks you have. This award-winning 225-piece Bric Essentials set has sheets and...

Show a kid the wonderous ways of mechanics with this Discovering STEM Mechanics kit from Engino®. They’ll learn about levers, linkages and structures when they’re building any of the (16) working models, such as a seesaw, double-deck...

Experience the power of the Dark Side with the all metal, laser cut Fascination Toys Premium Series Imperial Star Destroyer™. This meticulously detailed model captures the iconic shape and menacing presence of the Empire's most feared warship...

Everybody loves a good monorail, and this Thames & Kosmos Robot Rails Monorail System STEM Experiment Kit comes with a robot that zooms around the track! Your kid builds the track and the robot, which uses a motorized gyroscope unit for propulsion...

Mini Building Blocks are leggo-ish but smaller, and this (1,475)-piece kit is of The Solar System, which is ironic on account of the solar system being so big. All the planets are here—even the one that’s not a planet anymore—in their...

Here’s an alien and spaceship that don’t hog any space. It’s a (697)-piece Mini Building Blocks Space Alien and Spaceship kit, with pieces that are leggo-ish but smaller. Includes a lil’ green alien, a silver spaceship, some trees...

Space travel enthusiasts like us (and you!) think big, and we love that the folks at Mini Building Blocks make small models of our favorite big-idea things. These (3) kits are fun to assemble—pieces are leggo-ish but smaller—and very...

We love this thing, but we’re not sure we would have gone with Waterslide Marble Run as the name. Looks like a marble run to us. We guess if you run the marble straight into the tub, then sure, it’s a waterslide—and let the fun begin!...

Explore the Moon with Your Very Own Lunar Rover! The Elenco Space Nine Robot Kit is your ticket to intergalactic adventures! This innovative 2-motor robot is designed to navigate rough terrain with ease, just like a real lunar rover. Key...

LEGO® is the premiere building toy, preferred by kids and adults (AFOLs) everywhere. We're no exception, we love them too. We happened across some brand new, sealed, retired, Master Builder Academy™ 20214 Adventure Designer sets and we couldn't...

Kids love trains—don’t ask us why. We just know certain things. Here, we have a (137)-piece erector-type kit that’s mostly metal, and as colorful as the stories trains have provided for centuries. Your kid can piece it together to make...

You thought we were going to say hell. Heck no, this colorful, (117)-piece erector-style helicopter set must have come down from heaven. Has (2) criss-crossing rotor blades on top, (2) rotors at the end of the tail, landing skids and a slim cockpit hat...

From the awesome Thames & Kosmos, this Gecko Run Marble Run Starter Set is kind of like a hott wheelz track, but for marbles, and way more innovative. Your kid uses the more than (60) total parts to intuitively build countless combinations of unique...

Modelmakers, this is one serious model. It’s the Aero Clock®, a fully functioning, STEM-educational DIY wooden wall clock that’s as much a puzzle as it is a model, with precise engineering that reveals the inner workings of a weighted...

The five words every kid wants to hear: “Build your own space robot.” It’s robots, it’s space, it’s their own, and it’s not only permission, it’s a direct order. We have several kits from House of Marbles in the...

From Thames & Kosmos, this (212)-piece Wind Bots STEM Experiment Kit comes with a (52)-page, full-color manual that allows kids to build (6) different fantastical wind-powered machines, including a big-wheel tricycle, fan boat, flying machine and...

Back in the 15th century, Leonardo da Vinci took time away from his painting and sculpting to oh, you know, invent a few weapons of war. We have (3) of them in the form of pre-cut wooden models that you assemble. You’ll need a bit of glue, and you,...

For the steady-handed model-maker. These mini-models from Metal Earth® premium series and are demanding and beautiful. Use tweezers to punch out the little pieces from the laser-cut shiny steel sheets, and assemble them using the tabs and slots--no...

Sounds like doughnuts made of steel, but it’s much more interesting, especially for a science- minded kid. This STEM Inventor® 12-in-1 Industrial Models kit from Engino® includes parts for (3) models that kids can make with the printed...

Step right up, folks!  This isn't just any Ferris Wheel – it's your ticket to a whirlwind adventure in forces and motion! We've even thrown in 5 mini thrill-seekers to ride the waves of knowledge. And guess what? Our secret weapon to power the...

This excellent STEM Explorers™ Geomakers™ 3D building challenge kit/puzzle from Learning Resources® reminds us of tinkerer’s toys from days past. Allows kids to connect (58) pieces in many configurations, learning about 2D and 3D...

This erector-type robot kit has (144) mostly metal pieces, and when your kid puts it together with the included tools and instructions, it’ll stand on its own. Looks really cool—kind of simplistic but also shiny and mysterious, with big red...

Even the squeamish can build these jumbo kits from Heebie Jeebies because they’re skeletons—no guts—and they’re made of wood. No glue required, and sandpaper and instructions are included. Each kit, which...

Even the squeamish can build these jumbo kits from Heebie Jeebies because they’re skeletons—no guts—and they’re made of wood. No glue required, and sandpaper and instructions are included. Each kit, which...

When is a rose not a rose? When it’s a colorful plastic brick-building flower kit! Each 3” dia. ball contains one of six different brick flowers for you to assemble and enjoy forever and ever as these flowers won’t wilt. And the neat...

Start your children on the path to learning the basic concepts of solar tech. This multi-bot STEM education solar kit includes a 1.5V solar cell, a small DC motor and gearbox and a boatload of parts that will let you make (14) different comical and...

Make a whole bunch of fun and instructive Lego® machines/chain reaction models like marble runs and mousetraps involving ramps, buckets, funnels balances and much more. Comes with (33) Lego® elements, (6) Lego® balls, a dozen paper props, and...

A legendary starship despite its humble origins and deceptively dilapidated exterior, the Millennium Falcon has factored into some of the Rebel Alliance's greatest victories over the Empire. Before Han Solo won it in a game of chance, it was owned by...

From Elenco®, than whom nobody is cleverer, this MECH5 kit--a STEM kit--will make (5) robots, all of which use a mechanical coding wheel instead of software. They perform tasks, including forward, back 45 or 90 degrees, left or right turns, and...

Build one yourself and learn about pneumatic and hydraulic technology in the process. The Thames & Kosmos® Mega Cyborg Hand kit is 2020 Astra Best Toys for Kids winner comes with a (52)-page color manual, (203) pieces and (5) experiments. The...

Zivko the Robot. Just call it “Zivko” because “the Robot” is it’s last name. Using just a screwdriver and side cutters, you build Zivko from this 107-piece S.T.E.M. kit. Set the mode for “Follow Me” or...

This amazing STEM kit from Thames & Kosmos explores physics in a fun, visual way that’s like a day in the park—the amusement park. Kids design and build working roller coaster models, and conduct hands-on physics experiments to learn about...

This Lego® set from Klutz has (58) pieces, including gear wheels, bricks, axles and connectors to build (11) gadgets, including a claw, catapult, assorted vehicles, robots, a fan and a hand-held blender thingy. Includes a 78-page manual with...

Bring the future back to the analog world it was created in. This Star Wars The Last Jedi book and model set includes a Styrofoam cut-out model of the Silencer that you can put together, and a cool (32)-page book you can read. It’s got instructions...