Free proof-based math contest for U.S. middle and high school students, with three rounds of problems solved at home over several weeks and written feedback on every solution. Round 1 of the 2026-27 contest is due October 13, 2026.
Offered by Art of Problem Solving Initiative. Competition for high school students in USA. Format: Online. Cost: Free. Grades 9–12. Deadline: 2026-10-13.
Fields: Math
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