Facebook can teach us lots of stuff, but most of the time, it’s nothing that we really want to know. But what about the real educational value of Facebook? Stuff that’s — oh, how do you say it — Educational? Believe it or not, it’s out there. Whether you are the parent of students, a student at a university, or just a student of life, we’ve got a few tips that will make your Facebook experience just a bit more valuable.