If you are writing a "paper" or report about an Arduino project (for school or a hobby blog), here is the standard structure: Arduino Projects Book - sciphilconf.berkeley.edu
The Arduino platform has revolutionized the world of electronics and DIY prototyping. From blinking an LED to building a weather station, the possibilities seem endless. However, for every person who successfully navigates the open waters of Arduino, there are dozens who suffer from "tutorial paralysis"—staring at a breadboard and a pile of components with no idea where to start. project book arduino