The following are the Ontario Secondary School Requirements for a Diploma. OSSD REQUIREMENTS English French as 2nd Language (see NOTE 1 below) Mathematics Science Canadian Geography Arts (Dance, Drama, Media, Music, Visual Arts) Health & Physical Education Civics Career Studies 3 other credits (see Note 2 below) Total Compulsory Credits Elective Credits Total Credits Required CREDITS REQUIRED 4 1 3 2 1 1 1 0.5 0.5 3 18 12 30 Additional Requirements: 40 hours community involvement activities Successful completion of the Ontario Secondary School Literacy Diploma Requirement Note 1 Students who have taken Native Language instead of French as a Second Language in elementary school may substitute Native Language courses (NL1 or NL2) for the compulsory course in French as a Second Language. Note 2 The three other compulsory credits must include: 1 additional credit in English, or a third language, or social sciences and the humanities, or Canadian or world studies 1 additional credit in health and physical education, or the arts, or business studies 1 additional credit in science (Grade 11 or 12) or technological education.