LEGO STEM activities turn everyday play into hands-on problem solving, where kids build, test, tweak, and try again using one familiar brick at a time. As children snap pieces together, they naturally explore early engineering, simple machines, math concepts, and creative design without it ever feeling like a lesson. These activities encourage curiosity, patience, and flexible thinking while giving kids the freedom to experiment and learn through trial and error. Whether working independently or collaborating with others, LEGO-based STEM challenges offer an engaging way for kids to think critically, build confidence, and enjoy learning through play.
LEGO Maze For Cars
Ready to make LEGOs more fun than they already are? This LEGO maze for cars lets kids use their imagination to build the best racetrack for toy cars to race around. Using just LEGOs and toy cars, this is a very budget-friendly activity that kids will love!
LEGO Marble Run
This LEGO marble run activity is the coolest thing you'll make all year with LEGOs. Simply build a racecourse out of LEGOs and use a marble to roll down it. Kids will learn about engineering, STEM, and basic physics.
LEGO Boats
If you're looking for a screen-free activity that combines STEM skills, hands-on building, water play, and a splash of friendly competition, you're going to love this Floating LEGO STEM Activity.
LEGO Math Towers
If you have a LEGO-loving kid at home, why not use one of their favorite toys for math practice? These LEGO math towers combine foam numbers with LEGOs to practice number sense, counting, and early addition skills!
LEGO Pizza Activity
LEGOs are a kid's favorite toy, so why not use them for learning, too? This LEGO pizza activity combines the fun of LEGOs with color identification, counting, and more!
LEGO Slime
This LEGO slime is the perfect way to combine sensory play with a favored kid toy.
Drawing LEGO Shadows
Drawing LEGO shadows is such a simple activity to set up, but offers so many benefits. Kids build LEGO structures, then map out the shadows they cast, observing how things like placement and position affect the shadow.
LEGO Balance Scale
Build a fully working LEGO balance scale to explore weights and measures. This post offers exact instructions, down to the list of pieces needed.
10 Frames Math With LEGOs
10 frames is a simple math activity to get kids involved with numbers. It's also a perfect fit for using LEGO bricks to help with counting, number recognition, and even simple arithmetic.
Free Printable LEGO Challenge Game
This printable is the perfect option for kids who want to play LEGO, but don't know what to make. The full-color spinner has all sorts of options to help them get started.
LEGO Hexbug Mazes and Structures
Combine multiple STEM disciplines with this amazing activity. Kids build mazes for their Hexbugs using LEGO, and then let them go to see what the little robot bugs can do.
LEGO Pendulum Painting
LEGO pendulum painting is a really neat way to create some slightly chaotic art. Kids can experiment with different heights and build types to see how it affects the final result.
LEGO Rainbow
The beauty part of LEGO is that something as simple as building a rainbow can offer unique challenges to children. This simple project forces them to think about placement as well as color choice with each brick.
DIY LEGO Zipline Activity
A LEGO zipline is pretty much a guaranteed afternoon's worth of fun. Kids will love building and rebuilding their zipline cars, trying to make the smoothest and fastest ride for their minifigs.
LEGO Snowflake Symmetry
LEGO bricks are a natural fit for symmetry exercises, since everything is grid-based. Kids can explore symmetry and pattern solving, such as with this snowflake symmetry idea.
LEGO Water Experiment
Give kids an early start on concepts like physics and fluid dynamics with this fun LEGO challenge. Kids build a dam and then test it, rebuilding and revising as they go.
