Welcome to the National Internet Math Olympiad!

Next contest: OMO Fall 2020 on Fri, Dec 4 4:00 PM PST.

If this is your first time here, welcome to the National Internet Math Olympiad!

To participate in our contests, first make an account using the "Register" link above. See the "Dates" page for the dates and times of upcoming contests, and navigate to "Contests & Rules" to participate in a contest when it begins.

On behalf of the current OMO staff, thanks for participating, and please enjoy the math!

The 2019-2020 OMO season has concluded. Thank you to everyone who participated. Solutions and results for the Spring 2020 contest will be published shortly.
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