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Direct linkRomer, Daniel; Betancourt, Laura M.; Brodsky, Nancy L.; Giannetta, Joan M.; Yang, Wei; Hurt, Hallam – Developmental Science, 2011
Studies of brain development suggest that the increase in risk taking observed during adolescence may be due to insufficient prefrontal executive function compared to a more rapidly developing subcortical motivation system. We examined executive function as assessed by working memory ability in a community sample of youth (n = 387, ages 10 to 12…
Descriptors: Conceptual Tempo, Intervention, Structural Equation Models, Early Adolescents
Schwarz, B. B.; Linchevski, L. – Learning and Instruction, 2007
This paper examines task design that affords deep changes in mathematical thinking in the context of peer interaction. We describe a study in which 60 low-level high-school students solved a proportional reasoning task, the "blocks" task as individuals and/or in dyadic interaction. We show that we could tailor the design of the task in order to…
Descriptors: Persuasive Discourse, Hypothesis Testing, Interaction, Thinking Skills
