Mathematics contests from the University of Waterloo for students in grades 9-12: Intermediate (grades 9-10) and Senior (grades 11-12 and CEGEP), and motivated students in lower grades are welcome too. Outside North and South America the contest takes place on 19 November 2026; a school orders participation through the supervisor portal by 22 October 2026, and the fee is 14 dollars per participant. Problems are in English or French, and schools outside Canada download and print the materials at school.
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Multiple-choice mathematics contests from the University of Waterloo: Pascal for grade 9, Cayley for grade 10 and Fermat for grade 11. Outside North and South America they take place on 24 and 25 February 2027; schools outside Canada and India order participation through the supervisor portal by 2 February 2027, and the fee is 6 dollars per participant. Problems are in English or French.
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An online programming contest from the University of Waterloo for students in grades 9-12, suitable for both beginners and experienced programmers. Outside North and South America the contest is held on 18 February 2027 (17 February in the Americas), and a school must order participation through the supervisor portal by 11 February 2027. Problems are in English or French, and an online grader with past problems is available.
Olympiads Online
A mathematics contest from the University of Waterloo for students in their final year of secondary school and CEGEP students, and motivated students in lower grades are welcome too. Outside North and South America it takes place on 7 April 2027; a school orders participation by 11 March 2027, and the fee is 18 dollars per participant plus a 5 dollar processing fee per order. Schools outside Canada pay a shipping charge (15 percent of the order total, at least 10 dollars) and arrange the return shipping of completed contests themselves.
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Mathematics contests from the University of Waterloo for students in grades 7 and 8, and motivated students in lower grades are welcome too. Outside North and South America the contest can be held from 10 to 21 May 2027; a school orders participation by 22 April 2027, and the fee is 5 dollars per participant with a minimum order of 10 contests.
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A free team competition from the University of Waterloo for students in grades 6-8: teams of four go through four events - a team paper of 15 math questions, a crossnumber puzzle, a logic puzzle and a relay. It is in-person only: a school orders the materials through the supervisor portal by 27 May 2027 and runs the contest itself from 1 June 2027, with no need to send results to CEMC. Teams can be formed within a class, across classes or across schools.
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