There is a blog called “Tips for Course Blogs” that might help you achieve your WordPress goals.
Princeton has a site license to an online video training library called lynda.com. There are several excellent courses on WordPress 3. x there. To log into lynda.com go to Princeton’s web portal at http://lynda.princeton.edu
Use your LDAP credentials to log onto the service. If you have problems viewing the site, there is help here. There are known issues using lynda with Internet Explorer 8. If you experience problems (i.e. menus don’t work), see the solutions here.
WordPress also has a comprehensive help site called the WordPress Codex.