AMC 8 · Journal
News
Guides, updates and answers about the AMC 8 — registration, the exam, preparation and results.
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The AMC 8 Geometry Reference Card: 12 Configurations, the Formula Set Worth Memorising, and Why Nothing on the Page Can Be Measured
A lookup card for AMC 8 geometry: the formula set, 12 recurring configurations with recognition cues and first moves, three worked keys, and the exact values to keep symbolic.
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Are You Eligible for the January 2027 AMC 8? The Two-Part Test, a Birthday Cutoff Table, and a Grade-Name Decoder
AMC 8 eligibility is two conditions, not one: grade 8 or below AND under 15.5 on competition day. Because 2027 runs as a week, the age cutoff moves daily. Table plus checklist.
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This Is Your Last AMC 8: A Grade 8 Playbook for the 2026-27 Season
Grade 8 is the last year a student is AMC 8 eligible, and in 2026-27 the AMC 10 lands in November, ten weeks before the January AMC 8 week. How to sequence a final season.
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AMC 8 Algebra, Rebuilt: The Four Word-Problem Setups — and When Not to Write an Equation
Most AMC 8 algebra questions are solved faster without algebra: four setups (parts, unit rates, multipliers, totals) plus the three signals that do call for an equation.
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Your 2027 AMC 8 Date Is a Window, Not a Day: How to Plan a Peak You Can Move Six Days
The MAA publishes the 2027 AMC 8 as a week, 21-27 January, not one day. Your centre picks the day inside it, so build a peak that survives a six-day swing.
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From Olympiad-Style Training to the AMC 8: What Transfers, What Misleads, and What You Still Have to Build
Most of an olympiad-maths background transfers to the AMC 8. What does not is exam behaviour: four trained habits quietly cost points on a timed multiple-choice paper.
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How to Actually Use AMC 8 Past Papers: The Mock Protocol, the Error Log, and Why Redoing Beats Doing More
Fifteen past papers can leave a score unchanged. The loop that moves it has four phases, an error log sorted by cause, and a redo schedule at day 7 and day 21.
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AMC 8 Counting and Probability: The Four Setups That Cover Almost Every Question
Nearly every AMC 8 counting question is one of four setups: multiply the choices, list in a fixed order, count the opposite, or count twice for a probability.
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AMC 8 to AMC 10 in 2026: The Honest Readiness Test — and Why the Two Exams Reward Different Things
Most families decide the AMC 8 to AMC 10 step-up on the child’s grade. Three concrete readiness signals — pace, blank discipline and three specific topic gaps — are far better predictors, and an early AMC 10 attempt is upside-only for a student in grade 8 or below.
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AMC 8 Number Theory, Rebuilt From Zero: Divisibility, Units Digits, and Remainders
The three number-theory toolkits AMC 8 students need but school courses stop short of: factor structure, last-digit cycles, and remainder reasoning, with a three-week install plan.