Competitions
American Mathematics Competitions
Organization that administers the AMC, the AIME, and the USAMO, with information about the contests, math problem archives, recommended reading lists, and other resources for stude…
Australian Mathematics Trust
Sponsors a number of competitions in the Australian continent.
Crux Mathematicorum with Mathematical Mayhem
Problem-solving journal at the senior secondary and university undergraduate levels.
Math Competitions in USA
Sample problems, information and links from multiple contests.
Putnam Exam Information
Results from the Putnam competition, old exams, and problem archives. Includes problem of the day, selected from over 540 different Putnam, National or International Olympiad probl…
Valentin Vornicu's MathLinks
Math Olympiad Problem Solving site with a weekly contest, resembling IMO in difficulty, with a large math forum and downloadable materials.
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