AMO Remainder Word Problems: Finding the Smallest Number That Fits
A focused guide on solving AMO-style remainder problems by identifying constraints and testing minimal values, featuring worked examples and common pitfalls. Read
News & guides
AMO news & guides.
Plain-English explainers and preparation tips for the American Mathematics Olympiad — for Grade 2–12 families.
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AMO Results: Choosing Your Next Maths Competition and Preparation Step
Understanding your AMO results helps you choose the right next step. Learn how AMO fits into the SIMCC family and select targeted preparation resources for future competitions. Read
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AMO Online vs Paper: Which Test Format Should Your Child Take?
Deciding between AMO online vs paper formats? We compare environment control, tech risks, and preparation strategies to help you choose the best fit for your child’s testing style. Read
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AMO Grade 2: What a First-Year Parent Should Know Before Signing Up
A practical guide for parents of Grade 2 students entering the American Mathematics Olympiad. Understand the format, avoid common pitfalls, and prepare effectively without burnout. Read
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AMO Work and Rate Problems: Working Together, Filling Tanks and the Whole-Job Method (2026)
Working together, taps and leaks, taking turns: why times never add, and how sizing the whole job as a common multiple turns work-rate problems into whole-number arithmetic. Read
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AMO Maximum and Minimum Problems: The Bound-and-Build Method for Greatest and Least Possible Values (2026)
Greatest-possible and least-possible questions have two halves: an example that reaches the value and a reason nothing beats it. The bound-and-build method, worked through. Read
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The Assumption Method for AMO Word Problems: Heads and Legs, Two Prices and Excess-and-Shortage (2026)
Heads and legs, two ticket prices, excess and shortage: how the assumption method solves two-kinds word problems with arithmetic alone, and where students lose the marks. Read
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AMO Year Two: Why a Better Student Can Land the Same Medal – and What Actually Moves the Band (2026)
Move up a level and the field ages with you. Awards are percentile bands with floating cut-offs, so real improvement can still return the same medal – what to judge instead. Read
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AMO and School Admissions in China: How an Award Reads in an International-School or Transfer File (2026)
An AMO award is a claim an admissions reader cross-checks against the transcript, the school’s own maths paper and the interview. How to record it so it survives that check. Read