Okay, I’m not going to go into great detail as there’s a fantastic document that you should read instead (below).
But probably your main question will be “Why would I want to be on twitter?” And all I’ll say is this. Have you ever sat having coffee with a colleague, and they’ve mentioned a recent lesson and you’ve thought “Wow, that’s a great idea, I must try that.” Well, being on twitter is basically like sitting and having coffee with 500 colleagues!
I have a purely professional twitter account – @mrsoclee – the only people I follow are to do with education, and the only things I post are the kind of things I would be talking about in the staffroom. Download the app, choose a username and give it a try!