Mathematical Olympiad of SG

Awards

Find out how NMOS awards are given out, from individual certificates to school trophies for the top 20 teams.

Book Sales

Purchase NMOΣ past year papers and five-year series books at NUS Co-op@Central Forum or via their online bookstore.

Contact Us

Send your NMOS enquiries to nmos@moe.edu.sg or call 6516 1729, Monday to Friday, 9am to 5pm.

FAQ

Find answers to common questions about the NMO∑ Competition, covering registration, eligibility, fees, and results.

Introduction

Discover the National Mathematical Olympiad of Singapore, a competition that inspires primary school students to explore and excel in Mathematics.

Login

Log in to access the NMOS registration portal at the link provided.

News and Updates

Stay informed on the latest NMOS updates. Registration for NMOS 2026 is open from 20 February to 20 March.

Partners and Sponsors

Find out about the Singapore Mathematical Society, a key partner that supports maths competitions, conferences, and outreach in Singapore.

Rules & Regulations

Open to Primary 5 students only, registration must be done through your school between 20 February and 20 March 2026. Read on for the full rules before signing up.

Solution For Special Round Question

Download solutions to the NMOS Special Round questions from 2017 to 2023.