Every major olympiad in the world, plus India's full selection pathway and key contests across Asia, the Americas, Europe and Australia — with dates, official links, ratings, requirements and the best free training resources.
Filter by subject, region, format and rating. Tap any card for requirements and the official site.
The next twelve months at a glance. Dates marked “expected” follow the usual schedule — always confirm on the official site.
Hand-picked free videos, notes, problem archives and the classic books medallists actually use.
Ratings out of 5 reflect prestige, difficulty, global recognition and how much the olympiad opens doors (camps, teams, admissions).
The pinnacle international olympiads and the national finals that pick those teams.
Highly selective regional or national rounds and invitation-only contests.
The big qualifiers that start official team-selection paths.
Large, accessible contests ideal for building skills and confidence.