Techafon Lab
Online • Full Features
12-Project Journey

From your first LED to your own invention.

4 levels. 12 projects. Each project has 4 open layers: Build, Improve, Challenge, Innovate.

Your journey
Start here· Level 1

First Light

Power your very first LED — your first signal of life.

Inside every project

Preview
ARDUINO UNOUSBPin 9GNDPin 9 → long legshort leg → resistor → GND
LED circuit
First Light · Level 1
ARDUINO UNOUSBPin 2GNDBUTTONPin 2→ GND
Button + LED
Button Control · Level 1
ARDUINO UNOUSBPin 10Pin 9Pin 8GNDPin 8 → RedPin 9 → YellowPin 10 → GreenEach LED short leg → resistor → shared GND
Traffic light
Traffic Light · Level 2
Wiring diagrams
Step-by-step build
Real Arduino code
Offline troubleshooting
Build
Improve
Challenge
Innovate

Everything is open. We recommend starting with Build for the best experience — but you can jump into any project, level or layer in any order.

Part 1 of 2

🔧 Robotics Lab

Every project here teaches you how machines sense the world and make decisions — the same loop that powers AI. Master this, and the AI Lab will feel like coming home.

1
Discover / Découvrir

Level 1 — Foundations

First wins. Light up your first LED, blink it, control it, and sense the world.

+ AI guidance available
Level progress
2
Build / Construire

Level 2 — Systems

Combine sensors, timing and patterns into small smart systems.

+ AI guidance available
Level progress
3
Apply / Appliquer

Level 3 — Real-World Systems

Build things people actually use — at home, in the garden, on the street.

+ AI guidance available
Level progress
4
Earn / Gagner

Level 4 — Challenge & Innovation

Diagnose faults and invent your own solution from scratch.

+ AI guidance available
Level progress
Part 2 of 2

🤖 AI Lab

You built the physical world. Now build with AI — understand it, create with it, and prepare for what's next.

Loading your progress…