Wikis and RSS feed readers are collaborative web tools that can be used in the classroom. Wikis allow any user to easily edit and update web page content, empowering student collaboration. RSS feed readers provide automatic updates from subscribed websites and blogs, saving students time. These tools can be used to share class notes and projects, keep students informed of class activities, and facilitate research on any subject. Examples of free wiki and feed reader services that are appropriate for educational use are provided.