A monumental piece of work

Abstract

THE AUDIOVISUAL FIELD is a rapidly developing area where new philosophies and directions are evident. The authors, who have attempted to give attention and meaning to these developments, furnish a clear and succinct picture of the purpose of their book in the preface from which these three paragraphs are quoted: "This book was written to help prospective and practicing teachers become better acquainted with the broad range and interrelated uses of audiovisual instructional materials and techniques. Throughout the text the term 'audiovisual instructional materials' is broadly interpreted to comprise the many substances and sounds which play important roles in learning. The continued preoccupation of our schools with things verbal has tended to obscure adequate recognition of the principle that learning is most effective when generalizations and abstract concepts are developed on the basis of rich experiences with concrete realities. These are the realities