The document discusses using various social media platforms in education, including Twitter, Diigo, Classroom 2.0, and MyBigCampus. Twitter can be used to share assignments, class notes, and connect with other classrooms. Diigo allows students to bookmark and annotate websites for research and share resources. Classroom 2.0 is a social network for educators to connect, share ideas and content. MyBigCampus creates a safe online space for students to share homework, notes, and have discussions. In closing, the document promotes social media as a way to enhance collaboration and learning in the classroom.