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Peer reviewedKeating, Daniel P.; And Others – Child Development, 1980
Examines the role of basic cognitive-processing efficiency as the source of developmental variance in cognitive performance. Two experimental tasks, memory and visual scanning, were used to investigate age effects on the search-processing parameter. Subjects were 9-, 11-, 13-, and 15-year-old children. (CM)
Descriptors: Adolescents, Age Differences, Children, Cognitive Ability
Peer reviewedJacobsen, Teresa; And Others – Developmental Psychology, 1994
Attachment representations and self-confidence were assessed at age 7 on the basis of children's responses to a separation story and independent observations, although cognitive functioning was measured at ages 7-17 years based on a battery of Piagetian tasks assessing concrete and formal reasoning. Children with a secure attachment representation…
Descriptors: Adolescents, Attachment Behavior, Childhood Attitudes, Children
