Well Ral gave you the short and fast answer, which isn't wrong, just kinda.... blunt.
In further detail, what he means is that pepakura isn't something done in ... say a couple of hours, unless you are just making the paper part. If you want to have armor, fully wearable armor that is sturdy enough, it is gonna take some time to complete one. And if I were you, since you're too lazy to read, skim through the pages at least. There are some good information in between those pages.