This document discusses how Web 2.0 technologies can be used for teaching and learning. It describes social bookmarking sites like Delicious and Diigo that allow students to collaborate and share resources. It also discusses Google Docs, Spreadsheets and Sites for document sharing and collaboration. Other tools mentioned include Zoho, VoiceThread, PBWorks, Skype, DimDim, Blogger, Twitter, Issuu and Lulu for publishing. Screen casting tools like Jing and Screencast-O-Matic are also listed along with Slideshare for sharing presentations.