High school in Newfoundland and Labrador is organized into Levels I to III; courses earn credits, and the first digit of the course number shows its level (1 = Level I, 2 = Level II, 3 = Level III). Graduation requires 36 credits, including 8 in English, 4 in mathematics, 4 in science and 4 in social studies. Level I students usually take English 1201, a Level I mathematics course, Science 1206 and Social Studies 1201.