The High School Unit at CISM is composed of grades 9-12.  Students in Grades 9 and 10 take 5 CORE subjects (English; Mathematics; Chinese Mandarin; World History & Geography; Science (Biology; Chemistry; and Physics) and other specialized courses (Visual Arts; Drama [for grade 9]; Filipino or French [for grade 10]; Information Technology; Life Skills; and Physical Education)  to complete their general secondary education and to prepare them for the academically challenging  IB Diploma Programme offered in grades 11 and 12.