To help you, we have created a visual tool, which gives you both the instructor and the student perspective along the various phases of the assignment. 
Enjoy!
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| The full evaluation received by a student. | 
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| All the reviews written by a student. | 
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| A student can compare her/his reviews with those by others. | 
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| The instructor has a bird's eye view on the submissions, the grades assigned, and any discussion. | 
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| A discussion as seen by the teacher. | 
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| All the reviews. | 
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| All the reviews by a given student. | 
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| All the reviews for a given submission. | 
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| The student has not done any reviews yet. | 
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| A student in the process of entering a review. | 
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| Reviews are checked for consistency with the grading rubric. | 
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| The first two reviews are done. | 
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| The initial message from the submission author. | 
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| The reviewer adds a message. | 
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| The message is added to the discussion. | 
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| An image has just been uploaded. | 
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| The text of a submission can be written using a powerful markup language. | 
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| A completed submission. |