High Schools in Cassopolis are the educational institutes, generally comprising grades 9 to 12, attended after the primary & middle school. The academic programs followed in these schools are specifically designed for students between the ages of 12 and 17 years. Most academic programs emphasize on the Liberal Arts studies such as language, philosophy, history, literature, or abstract science, intended to provide general knowledge and to develop general intellectual capacities. Apart from academics, the students are also encouraged in various sports & extra-curricular activities, such as- drama, music & social services. High schools in Cassopolis provide the students an opportunity to discover or develop their passion & help become more independent as well as set proper career goals.