Arduino Inventor’s Guide

First, a word about Arduino and why you should care. An Arduino is what is called a “prototyping micro-controller” aka “really fun electronic gizmo toy.” Micro-controllers are everywhere. When you “turn on” a machine in your house, chances are there was already a micro-controller sitting there, running on a minute bit of juice from a…

source http://scienceblogs.com/gregladen/2017/07/15/arduino-inventors-guide/