Guides
Series rather than single articles: each one starts before the point most tutorials assume you have already reached, and every chapter ends with something you can check.
TinkerBlock Arduino Beginner Workshop
The whole course, in order. Every lesson ends with something on the bench that works, and introduces one or two new pieces of syntax rather than a wall of them.
45 chapters1270 minESP32 from scratch
Start at the beginning — a board you have never flashed, a toolchain you have never installed — and finish with a sensor whose readings you can watch from your phone.
4 chapters70 min