Visual instruction--the use of interesting or clarifying objective illustrations such as specimens, maps, pictures, and the like--are as old as formal instruction or what is now thought of as organized education. In recent years, however, new visual mediums or aids have been introduced into instructional practices, many of which have a special…

A growing awareness of the potential importance to education of media such as radio, television, and motion pictures, is reflected in the notable increase in published literature on the subject.. This first revision in 4 years of the Office of Education's "Radio and Television Bibliography" contains significant additions in virtually every aspect…