Learning → Reviews has tabs All, Pending, Approved and Hidden, 10 a page. Columns: Course, Review, Reviewer ("Anonymous" if blank), Status. Actions: Approve, Hide, Delete (permanent, with a confirmation).
A student can leave one review per enrollment: rating 1 to 5, title up to 200, text up to 5,000. It is always created pending; nothing approves automatically. It needs a plan with review moderation.