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El-Sheikh, Mona; Kelly, Ryan J.; Buckhalt, Joseph A.; Hinnant, J. Benjamin – Child Development, 2010
Relations were examined between children's sleep and their externalizing and internalizing symptoms. Longitudinal relations were examined when children were in 3rd (T1) and 5th (T2) grades, and cross-sectional relations were assessed at T2. Participants included 176 children at T1 (M = 8.68 years) and 141 children at T2 (M = 10.70 years). Sleep…
Descriptors: African American Children, Academic Achievement, Sleep, Depression (Psychology)
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Thornton, Stephanie – Child Development, 1999
Proposes that conceptual change is constrained by the child's conceptual structures and the structures inherent in problem-solving tasks. Uses a microgenetic case study and group data to examine how interaction between strategies children bring to a task and the detailed task structure redirect children's attention and create the possibility of…
Descriptors: Attention, Case Studies, Children, Cognitive Development