International Math Challenge

Registration for IMC XVI is open. Grand Online Round: 15–16 January 2027. Grades 1–12, online from home, 75 minutes. Win a MacBook or an iPad, plus medals, certificates and scholarships. Register at register.mathchallenge.in.th

Ready to join the International Math Challenge? 🐘🌍

Registration for the IMC XVI Grand Online Round is open! Swipe through our step-by-step guide to create your account, complete your details and secure your place. 💻✅

📅 Exam dates: 15–16 January 2027
💳 Registration fee: 29 USD / 850 THB

👉 View the full registration guide:
https://mathchallenge.in.th/how-to-register/

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