The Education process flow diagram shows different subjects, their definitions related to the subjects, their advantages, and their usefulness in the real world. To start with, the most common subjects taught at the school level are: English, Regional Language, Mathematics, Science, Social Sciences, Physical Education, Computer Basic, Arts, and others. Subjects are the parts into which learning can be divided. At school, each lesson usually covers one subject only. Some of the most common subjects at school are English, history, mathematics, physical education, and science. As represented in the below diagram, the subject areas of BA or Bachelor of Arts include Philosophy, Economics, Political Science, Geography, Sociology, Literature, History, Psychology, Anthropology, Library Science, Archaeology, Education, and so on.