ACT Study Guide: Free Practice Tests and How to Use Them
The ACT is a college readiness exam used by many colleges and universities. Because it is a fast-paced test, regular timed practice matters as much as knowing the content.
What the ACT covers
The ACT includes English, Mathematics, Reading and Science. English checks grammar and writing choices, Mathematics covers the algebra and geometry you learned in school, Reading tests how well you understand passages, and Science asks you to interpret data and experiments.
Start the free ACT practice test See sample questions with answers
How to prepare for the ACT
- Practice pacing. Decide how long you will spend on each question and move on when you are stuck.
- For Science, focus on reading graphs and tables quickly; you rarely need outside knowledge.
- For English, learn the common grammar rules (subject-verb agreement, punctuation, pronouns) and apply them the same way each time.
- Mark and return to hard Math questions instead of spending several minutes on one item.
A simple 4-week ACT study plan
- Week 1: Take a first ACT practice test to find your starting point, then list the topics you missed most.
- Week 2: Work on your weakest topics. Read every explanation and write the key idea in your own words.
- Week 3: Take more practice test sets and retake earlier sets to check that old mistakes are fixed.
- Week 4: Practice under time limits, review your notes, and rest well before the real exam.
Adjust the plan to your own schedule. A little practice every day is better than one long session.
Test-day tips
- Sleep well and eat before the exam.
- Read each question carefully before choosing an answer.
- If a question is hard, move on and come back to it.
- Check the official exam organizer for the latest rules, requirements and schedules.
Frequently asked questions
Are the ACT practice tests on PrepReviewer free?
Yes. You can take the free ACT practice test as many times as you like. Every question comes with the correct answer and an explanation.
How should I use a ACT practice test?
Take a set, read the explanation for every question you missed, then retake the set after a few days. Repeating this cycle is one of the most effective ways to improve.
Is my ACT progress saved?
Your answers and scores are saved in your browser on your device until you reset them, so you can stop and continue later.