Explore exciting engineering kits for kids and teens that turn curious minds into creators! Build real working gadgets, experiment with mechanics, and learn how things work through fun, hands-on projects for future engineers.
Explore exciting engineering kits for kids and teens that turn curious minds into creators! Build real working gadgets, experiment with mechanics, and learn how things work through fun, hands-on projects for future engineers.
exclusive
Sentient, AI-powered robot inspired by Rick and Morty with extra modules
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free toolsnew
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Build a 4G phone and a smartwatch, then unlock all 15 modules and a fold-out keyboard
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Fully-functional, limited-edition replica of Nevera hypercar
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Build a real 4G phone, make calls, and code your own apps and games
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Includes LoRa, Gyroscope and 7 more modules for MAKERphone 2.0
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Build STEM projects faster with this precision tool.
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Build a race car and a robot bug, plus a fun fractions & decimals course
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Inventor Beep Boop - your digital pet for techy mini-games
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Build & code your own encrypted communicators
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Build a walking robot bug, learn how robots move, and steer it anywhere
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Go from beginner to STEM expert with every CircuitMess kit out there
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Unlock a unique Bit game & collect 14 tradable cards
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Build your own smartwatch, pair it with MAKERphone 2.0 or your smartphone
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Build & code your own smartwatch and connect it to your phone
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Includes 6 snap-on modules for your MAKERphone 2.0
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Fold out real keys and type with your thumbs on your MAKERphone 2.0
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Assemble a retro DIY console, play pre-loaded games, and code your own
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Unlock a unique Bit game & collect 14 tradable cards
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Build and code a self-driving, AI-powered robot car
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Build your own RC car, learn how radio control works, and race it
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Make your own DJ mixer and learn about digital sound production
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Power your STEM projects & devices on the go
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Stealthy Beep Boop - your digital pet for tricky mini-games
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Learn electronics and programming with this must-have DIY retro console
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Unleash your inner scientist with this STEM lab coat.
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Master math through motion: no parent instruction required
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Unlock a unique Bit game & collect 14 tradable cards
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Unlock a unique Bit game & collect 14 tradable cards
Build, code & care for your virtual pet, plus get 6 unique games
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Artistic Beep Boop - your digital pet for creative mini-games
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Unlock a unique Bit game & collect 14 tradable cards
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Build & code an all-in-one sampler, drum machine, sequencer & synth
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Unlock a unique Bit game & collect 14 tradable cards
The perfect STEM gift of choice
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Unlock a unique Bit game & collect 14 tradable cards
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Adventurous Beep Boop - your digital pet for exciting mini-games
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Unlock a unique Bit game & collect 14 tradable cards
Build safely & efficiently: tools, mat & eye protection.
new
Unlock a unique Bit game & collect 14 tradable cards
Be ready for any creative project with lead-free solder and more
Upgrade your workspace with our heat-resistant mat (9.33'×7.79')
Get that scientist look & stay safe while working with electronics
Get the best savings with limited-time deals
For orders over $96
Reach out if you need help with your build
100% safe - PayPal, debit, or credit card
Over 300.000 STEM kits sold
Join a thriving community of makers who are developing real-world skills, exploring new technologies, and building amazing projects with CircuitMess. Read what they have to say about their experience:
“Incredible products and an amazing learning experience”
"I’ve purchased several products from CircuitMess, and they’ve all been exceptional. The instructions are clear, and the experience is unmatched. I highly recommend ByteBoi and Wheelson—their interactivity is incredible, and it’s truly mind-blowing to see what you can build with your own two hands."
“The perfect alternative to screen time”
"After a long day at work, I used to just zone out in front of the TV or scroll on my phone for hours. CircuitMess completely changed that. Now I spend my evenings building something cool and meaningful. It’s fun, super engaging, and way more satisfying than wasting time on your phone."
“A fun way to set kids up for future success”
"I got the Wacky Robots kit for my kids, and I couldn’t be happier with the results. They’re having so much fun building and experimenting, but what really amazes me is how much they’re learning. These kits are teaching them real life skills, things that will help them in school and, down the line, help them in their careers."
“Brilliant STEM kits for kids”
"We have recently bought the CircuitMess Bit along with 9 different mini robots to replace another known STEM brand. The difference is night and day. CircuitMess provides fun projects for kids to actually enjoy."
“Unwind and create after a long day”
"After long, stressful days at work, I was looking for something that could help me unwind and disconnect from the constant screen time. Building and creating something tangible is relaxing and satisfying. Highly recommend it for anyone seeking a stress-free, creative escape."
CircuitMess engineering kits mix creativity with real-world tech. Kids and teens can build working gadgets, explore how machines move, and learn how engineering and electronics fit together — all through fun, hands-on STEM projects.
Absolutely! Our engineering building kits introduce real mechanical and electronic principles in a way that’s easy to understand. These STEM kits for kids teach how gears, motors, and sensors work together — turning complex ideas into exciting “aha!” moments.
Yes! We have kits for different age groups — from younger builders (7-10 years old) who are just starting out, to teens (12–16 years old) ready to tackle more advanced engineering and coding challenges. Each kit is designed to match the skill level and curiosity of your young engineer.
We do! Alongside our mechanical builds, we have awesome DIY electronics kits, including our Wacky Robots bundle.
These kits are perfect for kids to dive into the basics of electronics while building their own robots:
Bob: Learn about resistance, Ohm’s Law, and how to build LED circuits. Bob’s a great way to get hands-on with electrical concepts!
Robby: This robot toy teaches kids how vibrations and tilt sensors work, plus how to use LEDs to light up their creations.
Resistron: This DIY robot introduces resistors and LEDs, showing how oscillating circuits create that cool flickering light effect.
Definitely not! Our engineering toys and robotics kits are designed for all young minds who love to build and create. Whether you’re looking to build a robot, explore electronics, or solve fun challenges, these kits are perfect for girls, boys, and anyone interested in technology. We believe that every young engineer deserves the opportunity to explore, create, and learn, no matter their gender.
Absolutely! Our kits are the perfect gift for anyone who loves to tinker, build, and explore. They provide a fun, hands-on challenge that combines creativity and education, making them an ideal surprise for your engineer friend.
Explore our full range of cool STEM kits for adults — perfect STEM gifts for engineers and enthusiasts!
