To grade an assignment submitted via the Dropbox folder you need to access the Dropbox Click on the dropbox folder, and you are going to see the list of students that submitted an assignment. Click Grade and Leave Feedback. And on this window you're going to have the ability to enter the grade and the feedback for that particular student. You also can preview the document. If it is a Word document or a PowerPoint, click on the document and that is going to give you the preview of that document. Okay? So once you're done entering your feedback and assigning the grade for that particular assignment, click Publish, and you're all set. Now, new in this you have the option to retract the feedback. So to do that you need to click in Grade, feedback published, and click Retract.. Retract and Clear Feedback. And this is it. This is how you enter a grade and enter feedback for an specific assignment in the dropbox.