1. The document discusses collaborative tools that can be used for technology-enhanced lessons, including Skype, wikis, blogs, and Google Groups. 2. It provides details on how each tool can be used, such as using Skype for videoconferencing, wikis for collaboratively editing pages, and blogs for sharing ideas and having discussions. 3. Directions are given for using blogs effectively in the classroom, such as setting clear objectives, guiding students, and teaching them to cite sources and protect personal information.