Blended learning technologies have been increasingly applied in a variety of fields, both public and private sectors. In recent years, universities, public and private businesses and organizations are among those employing blended learning methods and technologies in training and re-training of professionals in the workforce. Blended learning is very popular in Teacher Education programme, need of the hour. Blended learning has been using teaching learning process, many studies conducted in the area. In this book author emphasize studies related to effectiveness of blended learning, Achievement, Attitude towards blended learning and Learning retention. The present book has been brought out to give scholars another source. It enriches the existing review literature by putting most of the relevant material in one place by providing to the needy student and teacher a compact volume on the subject. The readers will find the language and style of the book readable and acceptable.