This requires a course to be set up, with access to the grader report. Login as a teacher Go to a course, and add a new assignment. Give the assignment a long name. Go to Grades > Grader Report. Find the assignment you just created, and sort the column ascending. Confirm the clickable area is only around the sorting arrow, not the full height of the container. Sort the column descending. Confirm the clickable area is only around the sorting arrow. Refresh the page. Confirm the sort order does not change.