Copernicus International Mathematics Olympiad (CIMO)
Official Website
An olympiad about the elegance of logic, the beauty of symmetry, and the thrill of unlocking solutions that once seemed impossible.
Quick Facts
|
|
| Coverage |
International |
| Date |
March |
| Eligibility |
Grade 3–12 |
| Duration |
75 minutes |
| Format |
Online |
About
The Copernicus Olympiad is an annual international competition designed to inspire and challenge young scientists, mathematicians, and entrepreneurs. Its core mission is to cultivate a passion for learning and innovation amongst students globally, offering them a platform to showcase their potential on an international stage.
The organisation responsible for the competition is the Global League of Winners, Inc. partnering with the Texas-based Copernicus Olympiad, presented to Vietnamese students by Fermat Education.
Structure
| Round |
Problems |
Description |
| Preliminary Round |
20 questions in 75 minutes |
5 easy (4 pts, −1 wrong); 10 average (5 pts, −2 wrong); 5 hard (6 pts, −3 wrong) |
| Global Round |
20 questions in 75 minutes |
5 easy (3 pts, −1 wrong); 5 medium (4 pts, −2 wrong); 5 hard (6 pts, −3 wrong); 5 open-ended (7 pts, no deduction) |
Topics
- Number Theory & Algebra — Real numbers, Advanced exponentiation, Polynomials, Quadratic functions, Logarithms
- Geometry — Coordinate geometry, Properties of circles, Volume and surface area, Trigonometry, Graph interpretation
- Statistics & Probability — Mean, median, mode; Probability basics; Combinatorics
- Logic & Problem Solving — Word problems, Logical reasoning, Pattern recognition
Prizes
| Prize |
Description |
| Gold |
Scoring over 90% |
| Silver |
Scoring 76%–90% |
| Bronze |
Scoring 51%–75% |
Past Papers
| Year |
Description |
Link |
| 2026 |
Syllabus and sample papers (Google Drive, via Fermat Education) |
View |