Understanding and Evaluating Research, third edition, is a supplemental textbook appropriate for all courses in educational research. A reader, this text contains quantitativeandqualitative educational research articles from a variety of professional journals. With each article is a sample article analysis and exercises that help students become better consumers of research. The third edition is greatly enhanced by the inclusion of a new chapter on "Mixed Method Designs" and two mixed-method studies, revised and expanded discussion of qualitative methods, more emphasis given to randomized designs, revision of research typology, and features eight new articles.