With great skepticism, I joined Twitter as a tool for my new job. I discovered... it's great!Not only is it a powerful tool to easily stay in-the-know with education and teaching, it can be a relevant and engaging tool to use with students. Check out this list: 50 Ways to Use Twitter in the Classroom and try one with your students this semester.
Some of my favorites: #13 - Historical Character Role Play #18 - Research! #43 - Math or Science Challenge Problems