Prerequisite: Any Grade 11 or 12 university (U) or university/college (M) preparation course in Social Sciences and Humanities, English, or Canadian and World Studies (Not sure if you qualify? Ask us →)
Complete in as little as 4–6 weeksStart anytime100% online
CHY4U is the Grade 12 University World History Since the 15th Century course — 600 years of global history tracing how the modern world took shape, from the age of exploration through revolutions, industrialization, world wars, decolonization, and globalization. An Ontario Ministry of Education-approved online course, CHY4U builds the historical thinking skills required by university humanities, social science, and law programs. Earn your OSSD credit at your own pace with flexible scheduling and support from Ontario Certified Teachers.

Credits accepted at every Ontario university, including
How it works
Course Curriculum
Course Information
| Course Code | CHY4U |
| Credit Value | 1.0 credit |
| Grade Level | 12 |
| Subject | Social Studies |
| Prerequisite | Any Grade 11 or 12 university (U) or university/college (M) preparation course in Social Sciences and Humanities, English, or Canadian and World Studies (Not sure if you qualify? Ask us →) |
| Delivery Method | 100% Online, Self-Paced. No scheduled classes or login requirements |
| Assessment | Assignments, teacher evaluations, and a final exam you write online when you're ready. No live proctor, no webcam. |
| Feedback Turnaround | Within 24 hours on weekdays |
| Typical Completion | 4–8 weeks (work at your own pace, no minimum) |
| Start Date | Enrol any day. Course access begins within 24 hours of payment |
| Official Transcript | Issued directly to you or your university by OEO |
"No scheduled classes.
No set log-in times.
Attendance based on your work."
OEO courses have no live classes or scheduled attendance. Your attendance mark comes from completing course tasks, so you earn it on your own schedule. The rest of your grade comes from coursework assessed by your Ontario Certified Teacher and a final exam you write online, from anywhere in the world.

Student Stories

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