This document discusses new communication tools that students are using such as blogs, wikis, forums, texting and social networks. It provides examples of how blogs, wikis and discussion forums can be used in the classroom to encourage collaboration, communication and sharing of information between students. The rewards of using these tools include developing 21st century skills and increasing student engagement. However, there are also risks such as legal/ethical issues, technical problems, exposure to inappropriate content, and lack of teacher training.