World War II (19h 56min, jun 1, 1943 y – 10h 20min, jun 30, 1945 y)
Description:
With the onset of World War II, the growth of the audiovisual instruction movement in the schools slowed; however, audiovisual devices were used extensively in the military services and in industry (Seattler, 1990).
Added to timeline:
Instructional Timeline
Instructional Timeline
Date:
