The tools available to you will differ from Course to Course depending upon what has been enabled/disable by your lecturer.
The My Grades page shows the status of gradable items, such as tests, assignments, journal and blog entries, and discussion posts.
The My Grades page may include item names, details, due dates, student, and instructor dates of activity, posted grades, points possible, links to rubrics used for grading, and your instructor’s comments about the items.