Education means all round development of the child that means body, mind, and spirit of the child. Technology is science or study of an art or skill. Science and technology has always been instrumental in bringing efficiency and improvement in the processes and products of the human work. The world of education has also been influenced by the increased use of technology. Educational technology is the application of technology in the field of education. Educational technology is a problem solving approach to education and a way of thinking about teaching-learning process. It means utilization of all available resources in a system in order to optimize teaching learning process or technology of education. The chapter consists of all aspects of educational technology to help in improving the task of the teacher.