Whenever I recommend Twitter to teacher-friends or colleagues, the first thing I’m often asked is what educators tweet about in 140 characters or less. When I started using Twitter almost a year ago, I wondered the same thing. So I started paying attention and then eventually,  I began capturing my observations along the way. Here’s how I notice educators making great use of this powerful tool: 1. Identifying and Retweeting Favorite Links and Resources: Many of the…