Canadian Astronomy Olympiad (CAO) Free Resources, Practice Questions, Notes and Past Papers
Everything on this page is free to use while you prepare for Canadian Astronomy Olympiad (CAO). The library brings together past papers, practice questions, chapter notes, worksheets and full mock tests so you can revise a topic, then test yourself on it in the same sitting.
These resources suit students studying Canadian Astronomy Olympiad (CAO) at school, home-schoolers working independently, and parents looking for structured practice between lessons. Start with a diagnostic or past paper to find your weak topics, work through the matching notes and worksheets, then finish with a timed mock test to rebuild exam pace.
For the full syllabus, teaching approach and pricing, see the Canadian Astronomy Olympiad (CAO) course page, or browse our Astronomy mentors.
CAO Previous Year Papers
Real past papers, listed by year, with solutions wherever they are published.
CAO past papers — coming soon
Our academic team is preparing this resource. Check back shortly, or ask a mentor for a copy in the meantime.
CAO Practice Tests and Mock Exams
Topic tests and full-length mocks, graded instantly with worked solutions.
CAO practice tests and mock exams — coming soon
Our academic team is preparing this resource. Check back shortly, or ask a mentor for a copy in the meantime.
CAO Notes, Worksheets and Assignments
Chapter notes, formula sheets, revision guides, topic worksheets and homework sets, grouped by chapter.
CAO notes, worksheets and assignments — coming soon
Our academic team is preparing this resource. Check back shortly, or ask a mentor for a copy in the meantime.
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