Choose high-school courses without closing doors too early.
Start with a program family, see which subject pathways commonly matter, and verify the exact requirements before your timetable is final.
Build a starting plan
What are you trying to keep open?
Ontario starting pointThis does not decide your timetable or replace your guidance counsellor. Outside Ontario, use your province's curriculum and each institution's current program page.
Your option-preserving checklist
Engineering
Keep the senior mathematics, chemistry, and physics pathways open while you compare exact engineering programs.
Courses to keep open
These are planning prompts, not a universal admission list.
- Senior English
- Advanced Functions
- Calculus and Vectors
- Chemistry
- Physics
- The strongest mathematics course available for your target program
- Physics and/or chemistry where the program names them
Questions to verify
- 1Does the program admit directly to a discipline or through a common first year?
- 2Are every prerequisite and minimum grade listed separately?
- 3Does a technology diploma have a published bridge or degree pathway?
Verify before course selection
Ontario secondary-school course types and prerequisitesOUInfo program and prerequisite searchOntario Colleges program search
Then save the exact program name, campus, intake, prerequisite courses, minimum grades, and source date. Use the academic-requirements guide to read those pages carefully.