Competitions and olympiads

Competitions and olympiads rank students in subjects such as mathematics, science, informatics and languages, and award medals, places or prizes. Most run in rounds, from school or regional stages up to national and international finals. They are usually open to school students by age or class, and entry is often through the school.

This page lists 142 competitions and olympiads from 44 countries, plus international exams, including IMO, AMC 10 and Kangaroo.