The recent posts page will list the most recently updated pages, including those with new comments. Students and teachers may access this page. Logged in users will find a red asterick * beside all new or updated content, as well as a message denoting the number of new comments since the page was last read. A similar view for each individual user is available via the "track" tab on each user's account page.
The content administration interface (administer >> content management >> content) allows you to review and update the status of all main content (stories, blogs, forums, polls, etc.). Go to the content types administration interface to
A similar comment administration interface (administer >> content management >> comments) provides access to all comments on the site. Further configuration options are available through the "Settings" tab on that page.
You can also control who can create comments and create and edit various content types at administer >> user management >> permissions.