Structure of the Day

Our timetable



Period 0

8:50am - 9:20am

Period 1

9:20am - 10:15am

Period 2

10:15am - 11:15am

Break time

11:15am - 11:35am

Period 3

11:35am - 12:30pm

Period 4

12:30pm - 1:30pm


1:30pm - 2:05pm

Period 5

2:05pm - 3:05pm

Period 6 (Support & Clubs)

3:05pm - 4:05pm


The school day runs from 9:20 am to 4:05 pm, totaling 33 hours and 45 minutes per week.

At Sir Isaac, students attend five hours of taught lessons in each subject per week plus a one-hour tutorial with form tutors.  Additionally, we offer a wide range of subject support and extension sessions as well as academic enrichment and other after-school clubs.