Article refers to some of the activities carried out under the auspices of the Department of Pedagogic Investigations of the Institute of Higher Education of Uruguay. (Editor/MB)

Older children had faster reaction times overall than did the younger children, and the difference between reaction times in the two experimental conditions was greater for the older children than for the younger children. (Authors/MB)

Results suggest that the human infant's response to visual stimulation undergoes change during the neonatal period. (Authors)

Mass media affects children's aggressiveness, morality, anxiety, social knowledge, cognitive functioning, and positive interpersonal behavior. (Author/MB)

The widely recognized developmental age differences between boys and girls of the same chronological age is almost universally ignored in educational planning for children in their early school years. (Author)

An experimental home care program utilizing a team approach has proved effective in developing maximum potential for mentally retarded children in Foster Homes. (Editor)

The study concluded that students tend to achieve and have aspirations, attitudes and expectations consistent with the educational level of their same-sex parent. (Author/MF)

Research was reviewed to show the changing educational psychology and theories of special education from ancient times to the present, with emphasis on development of theories relating to special education after World War II. (CB)