He Acts His Age -- Film Description:
"How a child's emotional development normally keeps pace with his physical growth; the behavior he exhibits at certain ages. This introductory film examines the play habits of children from one to fifteen years of age and shows the characteristics of each group."
-- National Film Board of Canada

Source:
National Film Board of Canada. "NFB -- He Acts His Age." National Film Board of Canada. http://www3.nfb.ca/collection/films/fiche/?id=10435.