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Peer reviewedPetersen, Anne C.; Crockett, Lisa – Journal of Youth and Adolescence, 1985
Effects on adjustment of biological maturation and social timing were compared using data from a longitudinal sample of 335 young adolescents, who were followed from the sixth through eighth grades. (Author/LMO)
Descriptors: Academic Achievement, Adjustment (to Environment), Adolescent Development, Body Image
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
Schnelker, Diane; And Others – 1986
A three-year study was conducted to evaluate the implementation of the Transitional School Model in the Des Moines, Iowa, Independent Community School District. The model was designed to provide early adolescents in grades 6-8 with a more comprehensive bridge between elementary school and high school by emphasizing students' physical, emotional,…
Descriptors: Academic Achievement, Adolescent Development, Educational Assessment, Educational Objectives
