Complex sentence: Greengates philosophy mirrors that of the I.B. as, while we expect our students to follow a demanding academic curriculum throughout the Secondary School, we also believe that education represents so much more than what happens in the classroom.
Split into simpler sentences: Greengates philosophy mirrors that of the I.B. in that the school expects students to follow a demanding academic curriculum throughout the Secondary School. The school also believes that education represents so much more than what happens in the classroom.