jan 1, 1930 - Courses to train teachers to use film were run
by universities and teacher training colleges,
and five separate national professional
organisations for visual instruction had been
established by 1930 (Saettler 1990).
Selwyn, Neil. Education and Technology: Key
Issues and Debates (p. 51). Bloomsbury
Publishing. Kindle Edition.
Added to timeline:
History of Instructional Technology
Events on the top, theories and studies on the bottom.
Date:
