CircuitMess

CircuitMess Fostering creativity through hands-on learning
👨‍👩‍👧‍👦 300,000+ projects delivered (4.8⭐)
🧈 AI-powered Butter Bot

Our goal is to bring electronics and programming to the crowd in a fun and interesting way, and that’s why all our products are DIY.

06/19/2026

Most smartwatches hide how they work. This one shows you.
Transparent housing puts the entire circuit board on display, gyroscope, accelerometer, all visible and ready for you to code.

06/17/2026

Dropping a $50 code right now because why not.
Use code GIVEAWAY50 at checkout. Works on any order over $100. Expires June 19th at 11:59 PM CEST.
If you've been sitting on the fence about any of our kits, this is the sign.

06/17/2026

I built a game console with my own hands and now I'm coding games for it.
Pair it with Wacky Robot expansions and unlock entirely new games as you go.

06/13/2026

Someone designed a robot smart enough to drive itself across another planet.
Those people started somewhere. Some of them probably started with something like this.
Fully functional Mars Rover replica. Robotic arm, camera, custom controller. Built and operated by you.

06/12/2026

One weekend changed how I think about technology forever.
ByteBoi is a handheld console you assemble yourself and then write your own games for.

06/10/2026

Every smartwatch on the market tells you what it can do. This one asks you what you want it to do.
Build it from scratch, code your own watch faces, program your own features, update it yourself forever.

06/06/2026

Four hundred million miles away a robot is driving across the surface of Mars right now. Sending data. Exploring. Making history.
You can build a fully functional replica of it at home. Robotic arm, camera, custom controller, every component assembled by you. Every system understood by you.

06/05/2026

A retro handheld console you build yourself. Then make it yours by collecting robots that unlock brand new games on it.
Each Wacky Robot expansion comes with a game token. The more robots you collect the more your console grows. Building and collecting and playing all in one.

06/03/2026

Building Wheelson teaches you computer vision, motor control, and autonomous systems from the inside out. Not by reading about them. By wiring them together yourself.

06/01/2026

The games on your screen exist because you put them there.
One kit. One weekend. A completely different relationship with technology.

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651 North Broad Street
Middletown, DE
19709

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