Three different tools exist within Course Site to accomodate accommodate student blogging.
1) Student blog associated with student profile
This allows students to blog within Course Site, but the blog is NOT course specfic-specific. Anyone logged into Course Site can click on a selected person's profile and read their blog entries. Students can add blog posts by clicking on the Profile link > Miscellaneous> Blog entires > Add a new entry
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If an instructor adds the "Blog Menu" block to their course, the various options within that block will link back to the profile blog tool.
2) Blog (OU) tool
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