Nearly everyone must at some time face a standardized test. This guide eases the process by helping readers improve reasoning, critical thinking, judgment, and decision-making skills, and prepare for exams. Like most standardized tests, it features 501 multiple-choice questions along with complete answers. It begins with basic number and letter series questions, and moves on to verbal-classification, artificial-language, and matching-definition items. The last set contains logic problems, logic games, and logical reasoning questions. 501 Challenging Logic and Reasoning Problems can mean the difference between moving ahead or staying behind - in school or at work.