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Past event, Aug 29–30, 2026, Online.

YIMO II

The Youth International Math Olympiad returned online on August 29 and 30, 2026, bringing young problem solvers together worldwide.

What you'll doA student-built olympiad connecting young people through challenging math problems.

YIMO II olympiad badge
Full overview

YIMO returned for its second edition after our inaugural math tournament. Middle and high school students competed in individual and team rounds, with divisions structured for different levels and peers from across the globe.

2,633
Competitors
100
Countries
$1,600
Prize money awarded
Sponsored by
Hudson River Trading
Art of Problem Solving (AoPS)
Paquin Institute of Mathematics
Cloudzy