Well now that didn't take long.
Ok, this is what I've done:
In the query design grid, I have added 2 new columns:
Field: Month: DatePart("mm", [DOB])
Table: tbl2004_2005Student
Sort: Ascending
and
Field: Day: DatePart("dd", [DOB])
Table: tbl2004_2005Student
Sort: Ascending
When I save it...