Scenario 1: Release content based on learning ability and course performance
You can include additional content in your course specifically for users who need extra help and release this content to users who score below a specified threshold on a quiz or grade item. Alternatively, you could release a special dropbox folder to users who attain a high score.
On the Manage Links page, click Preview from the More Actions button. You can select a Category from the drop-down list to view questions in a specific category.