How do I leave comments for students in the Gradebook?
If you want to leave simple feedback for your students, you can leave a text comment directly from the Gradebook.
In Course Navigation, click the Grades link.
Open Grade Detail Tray
Locate the student name and assignment where you want to leave a comment. Click the Gradebook cell and click the Grade Detail Tray icon.
Type your comment in the Comments field  and click the Submit button .
Comments will be listed in chronological order with the oldest comments appearing at the top and the newer comments appearing near the bottom .
To delete your comment, click the Delete icon .
To edit your comment, click the Edit icon  and make your edits in the comment box . When you have finished editing your comment, click the Submit button . The time stamp of the edited comment will indicate the comment has been edited .