连接表显示每周的所有记录

I was hoping someone would be able to help me. I have two tables, one with student names and the other with the the amount of homework each student has done, each week (not a real example). Only one student has done any work. I would like to see a table showing all the students and how much work they have done (even if it is null, for each week. I was hoping someone would be able to help me.