Student arrival is 8:30
Period 1: 8:30-9:20 Period 2: 9:20-10:10 Period 3: 10:10- 11:00 Period 4: 11:00-11:50 Period 5: 11:50- 12:40 Period 6: 12:40- 1:30 Period 7: 1:30- 2:20 Period 8: 2:20-2:50