In the course Canvas page, select Core Curriculum Assessment in the left-hand menu. If more than one section is merged in a Canvas course page, the list of sections will be displayed. Select Manage next to a section before proceeding to step 2. 

Select Refresh LMS Assignments. 

In the blue bar toward the top of the page, select the hamburger menu (three horizontal white lines) next to the course name and select Assignment Linking. 

Select the outcome to be mapped and select Manage.