Question Bookmarks Feature Added

A student made the excellent suggestion of allowing users to bookmark questions with particularly good learning or revision value, so that they can easily revisit and re-practise them later.

This is similar in spirit to the existing “Flag for Correction” feature, but is a more useful and flexible version. I have therefore replaced “Flag for Correction” with “Bookmark for Revision”. Your bookmarked questions can be accessed from the menu under your user account avatar.

Attempts at bookmarked questions do not affect your mastery score; they are treated in the same way as practice-mode attempts.