To use the Learning Mastery Gradebook, enter a course, click on Settings in your course menu, then select the Feature Options Tab at the top. The first option you will see is Learning Mastery Gradebook. Click the toggle to turn the feature on. Then, select Grades in your course menu and select the Gradebook pull-down menu when this page loads. You will then be able to select Learning Mastery and see the students' progress (once you get it all set up).