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Geary, David C.; vanMarle, Kristy – Developmental Psychology, 2016
At the beginning of preschool (M = 46 months of age), 197 (94 boys) children were administered tasks that assessed a suite of nonsymbolic and symbolic quantitative competencies as well as their executive functions, verbal and nonverbal intelligence, preliteracy skills, and their parents' education level. The children's mathematics achievement was…
Descriptors: Young Children, Mathematics, Mathematics Achievement, Mathematics Education
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Rock, Donald A.; Pollack, Judy M.; Weiss, Michael – ETS Research Report Series, 2004
This study attempts to identify different patterns of cognitive growth in kindergarten and first grade associated with selected subpopulations. The results are based upon a nationally representative sample of fall kindergartners who were retested in the spring of their kindergarten year and then again in the fall and spring of their first grade…
Descriptors: Cognitive Development, Kindergarten, Grade 1, Age Differences