An Arduino can be used to test the life of any battery with less than 5 volts, Boxall says. So, for a quick way to see how much juice your AAA, AA, C, or D batteries have left, build this ...

In this article I will add some simple Arduino LED projects starting with basic ones like how to turn on an LED, blinking, and more. Every step will have the code, the schematic, photos of the project ...

An Arduino is a microcontroller — a single board designed to control something and perform a specific task. Unlike a ...

Once, long ago when magazines still existed, I bought a copy of Popular Mechanics. Inside was a guide on how to build a robotic lawnmower. Now this was back in the 1980s so it wasn’t a very complex ...