Pre-Owned - WORK SMARTER NOT HARDER with The Princeton Review This revised 6th edition of our popular ACT practice question compendium contains 1 511 practice problems to help familiarize you with the exam including both drills and full-length tests and detailed answers and explanations to better support your understanding of tricky problems. Practice Your Way to Perfection. - 3 full-length practice ACTs to prepare you for the actual testing experience - Hundreds of additional questions (broken down by subject and equivalent in length to 3 more ACTs) to help you pinpoint your strengths and work through your weaknesses - 215 bonus targeted subject drill questions that emphasize critical English and Math skills for the ACT - Extra reading questions online Work Smarter Not Harder. - Diagnose and learn from your mistakes with in-depth answer explanations - See The Princeton Review s techniques in action and solidify your ACT knowledge - Learn fundamental approaches for solving questions Take Control of Your Prep. - Score conversion charts help to assess your current progress - Diagnostic drills allow you to customize a study plan and attain a higher score - Essay checklists remind you how to write a high-scoring response