The SOF International Mathematics Olympiad (IMO) is an annual math competition for students in grades 1 through 12. It's run by SOF to test students' math and logic skills. This Olympiad's syllabus is ...

A defining memory from my senior year of high school was a nine-hour math exam with just six questions. Six of the top scorers won slots on the U.S. team for the International Math Olympiad (IMO), the ...

Every year, the countries competing in the International Mathematical Olympiad arrive with a booklet of their best, most original problems. Those booklets get shared among delegations, then quietly ...