This book is intended as a guide for teachers who want a practical aid to individualization of learning. Its primary focus is on the specific steps needed to implement learning centers. This includes planning, scheduling, teacher-student relationships, student evaluation, and finding and using materials. The book is divided into four sections. Section I discusses the theory and gives a brief history of the learning center. Section II offers practical and realistic hints and tips relative to getting under way, while Section III presents numerous examples of "child-tested" learning centers. Section IV reviews the most asked questions about learning centers. The book contains many diagrams, illustrations, and charts. (RT)