Comprehensive Academic Curriculum for the Ontario Secondary School Diploma (OSSD)
Toronto High School offers a comprehensive and accredited curriculum for students in Grades 9 through 12, ensuring that every course is taught by qualified instructors and strictly adheres to the rigorous standards of the Ontario Ministry of Education. Our extensive course offerings are strategically designed to satisfy all credit requirements for the Ontario Secondary School Diploma (OSSD) and to provide the necessary university-level prerequisites for post-secondary admissions. Over 60 credit courses are available to choose from, encompassing all core disciplines and specialized studies.
Our diverse academic portfolio includes, but is not limited to, the following key subject areas:
| Grade | Subject Area | Course Name | Course Code |
| 9 | Canadian & World Studies | Exploring Canadian Geography | CGC1W |
| 9 | Canadian & World Studies | Issues in Canadian Geography | CGC1D |
| 9 | English | English, Grade 9 | ENL1W |
| 9 | Mathematics | De-Streamed Mathematics Resources | MTH1W |
| 9 | Sciences | Science, Grade 9 | SNC1W |
| 9 | Social Sciences & Humanities | Food and Nutrition, Grade 9 | HFN1O |
| 9 | The Arts | Visual Arts, Grade 9 | AVI1O |
| 10 | Business Studies | Introduction to Business | BBI2O |
| 10 | Canadian & World Studies | Canadian History Since World War I | CHC2D |
| 10 | Canadian & World Studies | Civics | CHV2O |
| 10 | English | English, Grade 10 | ENG2D |
| 10 | French as a Second Language | Core French, Academic | FSF2D |
| 10 | Guidance & Career Education | Career Studies | GLC2O |
| 10 | International Languages | Farsi, University Preparation | LYFBD |
| 10 | Sciences | Science, Grade 10 | SNC2D |
| 10 | Social Sciences & Humanities | Food and Nutrition, Grade 10 | HFN2O |
| 10 | The Arts | Media Arts, Grade 10 | ASM2O |
| 10 | The Arts | Visual Arts, Grade 10 | AVI2O |
| 11 | English | English, Grade 11 | ENG3U |
| 11 | English | Presentation and Speaking Skills | EPS3O |
| 11 | French as a Second Language | Core French, University Preparation | FSF3U |
| 11 | French as a Second Language | French Immersion, University Preparation | FIF3U |
| 11 | Guidance & Career Education | Peer Tutoring | GPP3O |
| 11 | International Languages | Mandarin (Simplified Chinese) | LKBCU |
| 11 | International Languages | Farsi, University Preparation | LYFCU |
| 11 | Mathematics | Functions | MCR3U |
| 11 | Sciences | Biology | SBI3U |
| 11 | Sciences | Chemistry | SCH3U |
| 11 | Sciences | Physics | SPH3U |
| 11 | Social Sciences & Humanities | Intro to Anthropology, Psychology & Sociology | HSP3U |
| 11 | The Arts | Media Arts, Grade 11 | ASM3M |
| 11 | The Arts | Visual Arts, Grade 11 | AVI3M |
| 12 | Business Studies | Business and Leadership | BOH4M |
| 12 | Business Studies | International Business Fundamentals | BBB4M |
| 12 | Canadian & World Studies | Analysing Current Economic Issues | CIA4U |
| 12 | Canadian & World Studies | Canadian and World Issues: A Geographic Analysis | CGW4U |
| 12 | English | English, University Preparation | ENG4U |
| 12 | English | English, College | ENG4C |
| 12 | English | Ontario Literacy Course | OLC4O |
| 12 | French as a Second Language | French Immersion, University Preparation | FIF4U |
| 12 | French as a Second Language | Core French, University Preparation | FSF4U |
| 12 | International Languages | Mandarin (Simplified Chinese) | LKBDU |
| 12 | International Languages | Farsi, University Preparation | LYFDU |
| 12 | Mathematics | Calculus and Vectors | MCV4U |
| 12 | Mathematics | Data Management | MDM4U |
| 12 | Mathematics | Advanced Functions | MHF4U |
| 12 | Mathematics | Foundations for College Mathematics | MAP4C |
| 12 | Sciences | Biology, University Preparation | SBI4U |
| 12 | Sciences | Chemistry Grade 12 | SCH4U |
| 12 | Sciences | Physics, University Preparation | SPH4U |
| 12 | Social Sciences & Humanities | Families in Canada | HHS4U |
| 12 | Social Sciences & Humanities | Challenge and Change in Society | HSB4U |
| 12 | Social Sciences & Humanities | Philosophy: Questions and Theories | HZT4U |
| 12 | Social Sciences & Humanities | Health and Nutrition | HFA4U |
| 12 | The Arts | Media Arts, Grade 12 | ASM4M |
| 12 | The Arts | Visual Arts, Grade 12 | AVI4M |
| Level | Subject Area | Course Name | Course Code |
| 1 | English as a Second Language | ESL, Level 1 | ESLAO |
| 2 | English as a Second Language | ESL, Level 2 | ESLBO |
| 3 | English as a Second Language | ESL, Level 3 | ESLCO |
| 4 | English as a Second Language | ESL, Level 4 | ESLDO |
| 5 | English as a Second Language | ESL, Level 5 | ESLEO |
All courses are delivered in flexible formats, including full-time, part-time, summer school, and night school options, allowing students to manage their academic load effectively. Students can choose to enroll in in-class, online, or a highly effective blended course format. Our high-level Grade 12 ‘U’ and ‘M’ courses are the foundation of university applications, and our guidance team ensures students select the precise six courses required for competitive admission into their chosen post-secondary program.