dividing classes. Independent Private High School Period (2011-present) Since 2011, the school's official educational status has been switched from a 'Foreign Language High School' to an 'Independent Private School,' thereby liberating itself from many governmental regulations forcing the school to simplify the admission process and specialize in foreign language education. As a result, the school gained more autonomy and flexibility in designing and implementing its curriculum, aiming to attract a greater body of talented applicants with diverse interests. The school is divided into three divisions: International Track (Class 1): This division aims for admissions to colleges abroad, namely US, UK, or Hong Kong. The curriculum follows the US system. The number of classes for the International Track has changed from three to two as of 2014, Later changed to one as of 2019. Humanities & Social Science Track (Class 2-4): Abbreviated to Humanities Track, this division focuses on highly advanced education of literature, social science, and foreign language. Students in this division mostly aim for entrance to domestic colleges, while a few apply to foreign universities in Europe, Japan, or China. The curriculum follows the standard Korean education system. Natural Science Track (Class 5-10): This division encourages students to have in-depth study in the field of natural science including Biology, Chemistry, Physics, and Calculus, providing them with numerous opportunities to conduct experiments on the class topic. Students mostly aim for entrance to natural science/engineering and medical/dentistry/oriental medicine programs in domestic colleges. The curriculum follows the standard Korean education system. Each class comprises approximately 35 students. All students in International Track and Humanities Track are required to intensively learn at least one foreign language in addition to English for three years in school: Chinese, Japanese, French, Spanish, and German language courses are offered. Students in Humanities Track and Natural Science Track prepare for the College Scholastic Ability Test for admissions to domestic colleges in Korea. International Track The entire curriculum of International Track follows US education system, students preparing mostly for admissions to colleges outside Korea. Students in this division are given more chances to select their courses, and the class size for each course varies from fifteen to a hundred. Courses include Pre-calculus, AP Calculus, AP Biology, AP Chemistry, AP Economics, English Literature, AP World History, and Foreign Language, and all except for Korean Language and Korean History are to be taught in English. All instructors in charge of AP