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Low, Sabina; Smolkowski, Keith; Cook, Clayton; Desfosses, Danielle – Developmental Psychology, 2019
This study examined the impact of a commonly adopted elementary universal social-emotional learning program, Second Step, on student social-emotional and academic outcomes following 2 years of implementation. The cluster-randomized wait-list control trial included 61 schools, 321 teachers, and 8,941 early elementary students across 2 states, with…
Descriptors: Social Development, Emotional Development, Elementary School Teachers, Elementary School Students
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Sophian, Catherine; Garyantes, Danielle; Chang, Chuan – Developmental Psychology, 1997
Four experiments examined children's understanding of the inverse relationship between the number of parts into which a quantity is divided and the size of each part. Found that children tended to judge that bigger shares resulted from sharing with more recipients. Seven-year olds performed correctly on a simplified equal-sharing task. Five-year…
Descriptors: Age Differences, Cognitive Development, Fractions, Mathematical Concepts