[@lovely complex]

actually, that's what my old school did. It was something like this.

Monday - 
period 1
period 3
Lunch
Period 5
period 7

Tuesday - 
period 2
period 4
lunch
period 6
study hall

Wednesday - 
period 1
period 3
Lunch
Period 5
period 7

Thursday - 
period 2
period 4
lunch
period 6
study hall

Friday -
All periods.

It was really nice, UNLESS you detested a certain class. Each class was an hour and a half long.