The ISR’s school year consists of three terms. Each term has circa 12 weeks in it with the last five or 10 days dedicated to term or year final exams respectively.
Each school year has the following vacation times:
- Fall break – one week in October, which synchronizes with one of the two North Rhine Westphalia (NRW) weeks
- Christmas break – two weeks over Christmas-time and the New Year period
- Winter break – one week of winter break during February
- Spring break – two weeks of spring break in March/April (synchronized with NRW)
- Summer break – ISR offers a summer school option during the summer break