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12
The Audio-Visual Handbook
curately, and are used more extensively in the elementary grades. Accordingly, it is doubtful if either is represented fairly in the accompanying graph. As might be expected, the nonmechanical aids are used more extensively than those which require machines for projection or reproduction.*"' It is interesting to note, further, that phonograph records are used more regularly among the schools reporting than any of the other aids requiring special equipment for their use. A close study of the survey and related information makes it rather safe to conclude that the majority of the schools, public and private, in the United States are making regular use of some type or types of
EXTENT OF USE of ALL AUDIO-VISUAL AIDS
in JUNIOR HIGH SCHOOLS of
750-2499 ENROLLMENT GROUP
OB|tCTS SPECIMENS ANO MODELS 1122
MOUNTED PICTURES 1135
WALL MAPS 1367
CHARTS AND GRAPHS
STEREOGRAPHS 903
LANTERN SLIDES 1138
FILMSTRIPS AND STILLFILMS 910
MOTION PICTURES 1148
RADIO PROGRAMS 1090
PHONOGRAPH RECORDS
o
OFTEN SOME NEVER
Graph Courtesy Office of Education (1936 Survey)
audio-visual aids to education. Some are using abnormal quantities of certain types and subnormal quantities of other types. On the other hand, many are employing a truly balanced program, applying school journeys, museum materials, photographs, slides, filmslides, motion pictures, phonograph records, and other visual, audio-visual, and sound
♦Compare graphs on subsequent pages as follows: Mounted Pictures, p. 48; Motion Pictures, p. 123; Phonograph Records, p. 133; Radio Programs, p. 141.