Is it possible to add additional columns to the gradebook to get a subtotal of points for a unit? Thanks.

I have a student standing by the fact that he logged in last night around 11 pm. I see no activity and am questioning him. He says he logged on with his iPhone. He did that in front of me and it wo...

 I had to change an answer to a question after a student took the assessment. Is there a way to have the student's score re-scored and the updated score show in the gradebook?

I have a simple quiz worth 5 points. When it goes into the gradebook it scales to 10 points. How do I stop the scaling to 10 points? 

I would like my students to see their assessment results after testing: all questions along with correct/incorrect answers. I would like this to then disappear after a "one time view". Is there any...