The document discusses several social media tools that can be useful for educators, including Twitter, Glogster, and Pinterest. It outlines how the author has used Glogster and Pinterest successfully in the classroom by having students create online posters and organizing inspiration boards. While exploring social bookmarking with Diigo, the author is still experimenting with how best to utilize it. The document also provides brief overviews of Moodle, Twitter, Glogster, Pinterest, Diigo, and Google+ and their educational applications. It concludes that integrating social media can boost student engagement and that educators should continue learning new online resources.