REGISTRATION OPEN

IMC GRAND ONLINE ROUND

Join students from more than 140 countries in the IMC Online Round on 15–16 January 2027. Showcase your mathematical talent, challenge yourself with exciting problems, earn international recognition through medals and certificates, and secure your place in the IMC Global Round.

15–16 January 2027 Online, worldwide Qualifies for the Global Round
HOW TO REGISTER HOW TO TAKE EXAM

HOW TO JOIN?

Step-by-step guide for students and schools to register and participate in the International Math Challenge (IMC).

  1. STEP 1

    Register

    Sign up via register.mathchallenge.in.th

  2. STEP 2

    Pay the Exam Fee

    Pay the exam fee based on your location.

  3. STEP 3

    Secure Your Spot

    Exam deadline approaching! Secure your spot and showcase your math skills. Don't miss out!