1st period     8:40-9:25
2nd period     9:29-10:14
3rd period    10:18-11:21
4th period    11:25-12:10
5th period    12:14-12:59
    Lunch        1:03-1:33
6th period      1:37-2:22
7th period      2:26-3:11
8th period      3:15-4:00