Guides & explainers
Field guides to the U.S. testing system — written for students, cited from College Board and ACT directly. Pair them with our calculators to plan smarter.
- GPA7 min
How to Raise Your GPA: Proven Strategies That Actually Work
Raising your GPA is a math problem with real solutions. Learn the averaging trap, grade replacement, high-credit targeting, in-class tactics, and a semester-by-semester planning guide for realistic GPA improvement.
- Grades5 min
How Colleges Recalculate GPA: Core vs. Weighted vs. What Admissions Offices Actually See
Your transcript GPA isn't always what admissions offices see. Learn how UC, Stanford, Harvard, and other colleges recalculate GPAs — stripping non-academic courses, re-weighting AP/honors, and computing a core academic GPA that differs from your transcript.
- SAT/ACT5 min
ACT Score Percentiles 2026: What Your Composite and Section Scores Mean
See the full 2026 ACT score percentile table from 36 down to 1, plus English, Math, Reading, and Science section percentiles. Maps your ACT score to national rank so you know exactly where you stand.
- SAT/ACT8 min
SAT Score Percentiles 2026: What Your Score Says About Your Rank
See the full 2026 SAT score percentile table from 1600 down to 800, section-level EBRW and Math percentiles, and an SAT-vs-ACT percentile comparison so you know exactly where your score stands.
- Grades7 min
Grading Scale Percentages by School District: A–F Cutoffs Compared
Compare grading scale percentages across 20 major U.S. school districts, see how plus/minus systems affect GPA, and learn what admissions officers do with different scales.
- AP9 min
AP Credit Policies by College: Score Requirements, Credit Limits, and Notable Exceptions
Compare AP credit policies at 25 top U.S. colleges — minimum score required, credit limits, and notable exceptions — so you know which AP scores will actually count at your target schools.
- AP10 min
AP Score Distributions by Subject (2025)
Compare 2025 AP score distributions by subject, including the percentage of 5s, 4s, 3s, 2s, 1s, and pass rates for 25 popular AP exams.
- Grades7 min
How Much Can a Final Exam Raise Your Grade?
See how much a final exam can raise your grade, with the formula, realistic examples, and a scenario table showing what score you need for common targets.
- AP10 min
How Many MCQs Do You Need Right for a 5 on Each AP Exam?
See estimated multiple-choice targets for earning a 5 on 25 AP exams, with MCQ weights, FRQ points, and raw composite cutoffs from GradeMate's AP score data.
- AP8 min
How Are AP Exams Scored? The Equating Process Explained
AP scores are not raw percentages. They go through statistical equating. Learn how MCQ + FRQ combine, how cutoffs are set, and why a 70 percent might earn a 5.
- GPA9 min
What's a Good GPA for College? Realistic Targets by Tier
A 'good' GPA only means something relative to where you apply. Here are realistic admitted-GPA ranges by college selectivity tier, why the number alone never decides admission, and what to do if yours is lower than your target.
- Grades8 min
How to Calculate Your Semester Grade
Your semester grade is a weighted average of your quarters and your final exam — but the weights vary by school. Here are the common formulas, worked examples, and how much the final can still move your grade.
- GPA8 min
Weighted vs Unweighted GPA: What's the Difference?
Most transcripts show two GPAs from the same report cards. Here's what each one measures, how to calculate both by hand, and which one colleges actually use.
- AP6 min
What's a Good AP Score in 2026?
A 3 passes most colleges; a 4 or 5 is competitive. Here's what the 1–5 scale actually means, plus how scores affect college credit and admissions in 2026.
- SAT/ACT7 min
SAT vs ACT Score Conversion: A Complete Guide for 2026
Which test should you take? How do scores compare? Use this concordance guide with conversion table to figure out where your SAT or ACT score really stands.
- AP5 min
AP Score Release Date 2026: When and How to Get Your Scores
AP scores release in early July 2026. Here's the exact date, how to access your scores, what to do if they're lower than expected, and how to send them to colleges.