5. Using Checkboxes to unlock optional activities

Activity completion (completion tracking) can be used to restrict student from accessing certain activities or resources until students have satisfied your prerequisites.  

Video tutorial

Turn on the activity completion for the activities/resources that must be marked as completed in order to unlock the optional activity. 

screenshot of activity completion setting

Once the activity completion has been turned on for all the prerequisites, go to the optional activity and set the Restrict Access to include the prerequisites.

screenshot of restrict access settings...nothing has been set yet

Once you've added the prerequisites, it will look something like this...

screenshot of Restrict Access with prerequisites entered

Documentation links:

Activity completion

(This  Moodle documentation link opens in a new window.)