An Arduino is a popular open-source single-board microcontroller. Learn how to program one and let the possibilities take shape.

The Arduino UNO (Figure 1) is the latest version of the basic Arduino board, and you need one of these to follow this article (see Resources for the UNO's detailed specifications).

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...

Windows/Mac/Linux: Programming an Arduino isn't especially difficult, but if you're looking for a more visual method, Scratch for Arduino (S4A) uses MIT's Scratch as a groundwork for teaching kids ...

Arduino for Beginners: Complete Course, also taught by Edouard, will have you creating an interactive obstacle detection application for yourself. You'll also learn how to program Arduino with C/C++.