The Princeton Review realizes that acing the ACT is very different from getting straight A's in school. We don't try to teach you everything there is to know about math, reading, science and Englishonly the techniques you'll need to score higher on the exam.There's a big difference. InCracking the ACT, we'll teach you how to think like the test writers and Use Process of Elimination to eliminate answer choices that look right but are planted to fool you Ace the English test by learning how to spot sentence structure, grammar, and punctuation errors quickly Crack algebra problems by Plugging In numbers in place of letters Score higher on reading comprehension by learning to zero in on main ideas, topic sentences, and key words Solve science reasoning problems by scanning the passage for critical words This book includes one full-length practice ACT exam, and The Princeton Review Assessment Exam, a full-length diagnostic exam that will predict your scores on both the ACT and the SAT. All of our test questions are like the ones you will find on the actual ACT exam, and we include detailed explanations for every answer.