Courses or sites  that are not accessed regularly can be hidden by clicking the gray arrow next to the course/site title and selecting "Hide this course."

To view the list of courses and sites that have been hidden click the settings icon, located to the right of the Courses & Sites heading, and choose "View Hidden Courses/Sites." To unhide a course/site click the gray arrow next to the course/site title from within the hidden course list and select "Show this course." 

To return to the list of visible courses & sites click the settings icon again and select "View visible courses/sites" to return to the main homepage.