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McNeil, Nicole M.; Fyfe, Emily R.; Petersen, Lori A.; Dunwiddie, April E.; Brletic-Shipley, Heather – Child Development, 2011
This study examined whether practice with arithmetic problems presented in a nontraditional problem format improves understanding of mathematical equivalence. Children (M age = 8;0; N = 90) were randomly assigned to practice addition in one of three conditions: (a) traditional, in which problems were presented in the traditional "operations…
Descriptors: Fundamental Concepts, Arithmetic, Equations (Mathematics), Mathematics Skills
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Farver, Jo Ann M.; Lonigan, Christopher J.; Eppe, Stefanie – Child Development, 2009
Ninety-four Spanish-speaking preschoolers (M age = 54.51 months, SD = 4.72; 43 girls) were randomly assigned to receive the High/Scope Curriculum (control n = 32) or the Literacy Express Preschool Curriculum in English-only (n = 31) or initially in Spanish transitioning to English (n = 31). Children's emergent literacy skills were assessed before…
Descriptors: Preschool Curriculum, Speech Communication, Second Language Learning, Emergent Literacy
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Bierman, Karen L.; Domitrovich, Celene E.; Nix, Robert L.; Gest, Scott D.; Welsh, Janet A.; Greenberg, Mark T.; Blair, Clancy; Nelson, Keith E.; Gill, Sukhdeep – Child Development, 2008
Forty-four Head Start classrooms were randomly assigned to enriched intervention (Head Start REDI--Research-based, Developmentally Informed) or "usual practice" conditions. The intervention involved brief lessons, "hands-on" extension activities, and specific teaching strategies linked empirically with the promotion of: (a)…
Descriptors: Problem Solving, School Readiness, Intervention, Social Behavior