How do I view groups for the grade that I am enrolled in?   How do I view my groups?   How do I enroll into a group?   What happens when I enroll into a group?   How do I unenroll from a group?   What happens when I unenroll from a group?   How do I view posts from a group?   How do I view quizzes from a group?   How do I view exam papers from a group?