This article will help you build a simple Arduino-based DCC system. Growing up in the 1980s I was living the dream. I had an ...

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 ...

This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcontroller board. Two wires placed in the soil pot ...

I’m not a fan of educational toys. They’re usually either too educational or too toy-like and, in the end, kids get little education and little fun. The Code Kit from LittleBits has changed my mind.

Ever wonder who rings your doorbell when you're not home? Or do you crank music up too loud most of the day to hear it anyway? If so, Make Projects user Clement Storck built a simple Arduino powered ...

Although there are other ways to do this, [Rod] has decided to write up his method of using two Arduinos and the I2C protocol to expand an Arduino’s IO capacity. As seen in the picture above, you’ll ...

This week I will outline a project for Halloween that uses the Arduino and a light to create a glowing effect inside a pumpkin. I use artificial pumpkins for projects like this so I can reuse them in ...

Hardware with services lowers learning curve of adding cloud and app connections to devices. A while back, Ars took our first step into building the Internet of Extra Creepy Things (IoECT) with ...