The audio-visual handbook (1942)

Organizing the Audio-Visual Service 189 convey messages from the office of the principal to teachers or students in various classrooms. The school radio-sound equipment offers another advantage in providing an opportunity for high-school students to obtain actual microphone experience. This is particularly valuable since speech is so important in everyday affairs and the microphone is almost an essential piece of equipment for speaking to groups of any size. The same equipment may be used for distribution of recorded Photo Courtesy Dr. J. B. Mctiarg A College Lecture Room Equipped with Globes, Maps, Projectors, and Screens programs, either phonograph records or transcriptions. The development of music appreciation is made much easier by the use of modern phonograph records and radio-sound equipment which permits the use of the recorded music in any number of selected rooms at the same time. This equipment also reduces the necessity of special assemblies, which in turn avoids waste of time. In Colleges and Universities. Recent trends in certain colleges and universities of the United States indicate that there is a tendency to deviate considerably from the time-honored lecture path. Many instructors depend upon slides, films, and other aids to assist them in creating and maintaining interest in their subjects as well as in presenting that which they desire to have the students retain. Some of the most successful teachers in our outstanding universities use the blackboard, the chart, the exhibit, the slide, and the motion picture regularly in connection with their work. One very popular teacher of sociology uses such a simple article as a wasp's nest to illustrate many of the principles of social organization and co-operation. All such devices have a tendency to develop strong interest and create indelible impressions.