hi moday to thursday our period is 30 minutes interval, fryday period is 45 minutes interval
help to set this
lavert
one solution is to use 15 minutes per "duration". so split the day in 08:00, 08:15, 08:30, ...
duration 2 is 30 minutes and duration 3 is 45 minutes then.
the other solution is to call the periods/hours only "1", "2", ...
just tell the teachers and students the correct time of that periods.