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Download full textBaldwin, Bird Thomas – United States Bureau of Education, Department of the Interior, 1914
It should now be recognized that every child has at least five parallel ages: A "chronological" age, in years, months, and days: a "physiological" age, indicative of physical growth and maturity; a "mental" age, significant of intellectual capacity and ability; a "school standing," or "pedagogical"…
Descriptors: Academic Achievement, Developmental Stages, Physical Development, Adolescent Development
