Educational Technology has absolutely revolutionized the entire education system. Until recently, the teachers used to be the sole interpreter of knowledge to the learners and the textbooks the sole resource. Educational technology has affected the conventional roles and it has opened up new areas of teacher functions such as management of resources and management of learning. Today, teachers have a range of media to assist and supplement the instructional work. Information technologies have affected every aspect of human activity and have a potential role to play in the field of education and training, especially in distance education to transform it into an innovative form of experience. Technology teachers need texts that are forward-looking in content and methods, but also cover the ground of proven, reliable techniques of curriculum and instruction. This book provides a comprehensive, critical approach to meeting the new challenges of technology in the classroom. This book is designed to help all our present and future teachers to become leaders in teaching and technology integration..