A study investigated the extent to which instructional films by themselves can teach a body of factual information. Three comparable groups of ninth-grade students were taught a course in general science. One group saw a series of 44 films and received no other instruction. The second group saw the films and studied specially prepared short study…

Three visual media--sequential still photographs, slides, and motion pictures--were investigated to discover how effectively each of the three help to convey concepts involving time, space, and motion. A total of 594 subjects were selected from an introductory independent-study course in botany and randomly assigned to one of the three…

A series of experiments explored the use of television in Israel to teach English to Hebrew-Speaking students. The emphasis of the experiments was on assessing the ways in which television can be used to fulfill specific tasks in language instruction that are not easily fulfilled by the classroom teachers. Ninth graders were divided into two…