A unit-by-unit AP Precalculus study guide covering all three tested units, the four free-response task types, and the three mathematical practices — with links to all 30 free practice drills organized by topic.
Most ACT study guides underestimate the test — especially its time pressure. This guide, built on how experienced tutors actually prepare students, walks you through every step: diagnosing your weaknesses, prioritizing your three core sections, deciding whether to add optional Science, managing pacing, and building the real skills the ACT rewards.
After 20+ years of SAT tutoring, I’ve watched students waste months preparing the wrong topics. This guide breaks down the 10 most frequently tested SAT Math topics, explains what each one actually requires, and links to free practice drills — plus a score-range prioritization framework so you know exactly where to start.
The PSAT and SAT test the same skills, use the same digital adaptive format, and are the same length — but they serve very different purposes. In this guide, a 20-year SAT/PSAT tutor and Barron’s author breaks down the key differences, explains how the National Merit Scholarship Program works, and tells you exactly when PSAT prep is worth your time.
The ACT English section tests 50 questions in 35 minutes — and the vast majority of those questions come down to grammar. Not general writing ability, not vocabulary, not style preferences. Grammar rules. Specific, learnable, testable grammar rules. The good news? The ACT tests the same rules over and over. Students who learn the core […]
Most SAT study guides start in the wrong place. This guide — built on how experienced tutors actually prepare students — walks you through every step: how to diagnose your weaknesses, prioritize your time, use practice tests strategically, and build the critical thinking skills the SAT actually tests.
The digital SAT feels different from the paper test — shorter, no long passages, a calculator throughout. But is it actually easier? Here’s what the College Board’s own research, national score data, and the evolution of official practice tests actually tell us.
How long you need to study for the SAT depends on where you’re starting and where you need to go. Using College Board research data, this guide walks you through how to set a target score, estimate your study hours, pace your practice tests, and avoid the most common mistake students make — so every hour you put in actually moves your score.
Most students take the SAT or ACT more than once — and that’s smart strategy. But how many times is too many? Learn the optimal number of attempts, how superscoring can work in your favor, and exactly when it’s time to stop testing and focus on the rest of your application.
A good ACT score isn’t a single number — it’s the score that makes you competitive at your target schools. Here’s how to find yours.