This is the most comprehensive study guide for the new content and skills tested on the DAT. The guide offers an extensive perceptual ability workout in one, two, and three dimensions. Extensive practice items reflect the latest DAT model, and a full-length practice test with explanations is included.The book explains specific ways to save time in DAT preparation and provides insights into predicting course questions. Emphasis is on skills such as problem solving, quantitative reasoning, and critical thinking. There are chapters on reading comprehension, quantitative reasoning, and a survey of the natural sciences (biology, general chemistry, and organic chemistry).