Competitions

We run two competitions, similar to the USABO Open and Semifinal Exams. Testing Info for the 2025 Season will come out later this year.

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Rules & Information

Open to high school students globally, the first round, the p+q=1, will take place on January 25th, 2025 online. Students will be able to take the exam any time between 12:00 AM and 11:59 PM EST. More information about the competition can be found in our rules document.

Rules Document

p+q=1

The p+q=1 is the first round of our competition, corresponding to the difficulty of the USABO Opens exam. The test consists of 50 questions to be completed in 50 minutes, including 45 multiple-choice and 5 multi-select questions.

(p+q)2=1

The (p+q)2=1 is the second round, corresponding to the USABO Semifinals exam. The test consists of 120 questions in 120 minutes, including multiple-choice, multiple-true/false, and short free-response questions.