Essential Review • 5 full-length Kaplan practice tests with detailed answer explanations (1 printed in the book and 4 tests online) • One-year access to our online center with additional Qbank and videos to help guide your study • Pre-quizzes to help you figure out what you already know and what you can skip • Mixed practice quizzes after every chapter to assess how much you’ve learned • A practice question at the beginning of each lesson to help you quickly identify its focus and dedicated practice questions after every lesson to test your comprehension Efficient Strategy • “On Test Day” strategy notes in every math chapter to help you remember that the ACT math test is primarily a strategy test • “Reflect” pages that help you evaluate your comfort level with the topics and make a plan for improving before the test after completing each chapter • Online study-planning tool helps you target your prep no matter how much time you have before the test. Expert Guidance • We know the test: Our learning engineers have put tens of thousands of hours into studying the ACT, and we use real data to design the most effective strategies and study plans. • Kaplan's books and practice questions are written by veteran teachers who know students—every explanation is written to help you learn. • We invented test prep—Kaplan (kaptest.com) has been helping students for over 80 years.