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Caroline Botvin; Tyler Watts; Jade Jenkins; Robert Carr; Kenneth Dodge; Douglas Clements; Julie Sarama – Society for Research on Educational Effectiveness, 2022
Background/Context: Early childhood education research has consistently found evidence of immediate, positive effects on developmental outcomes. Despite these strong initial benefits, follow-up analyses often reveal that these effects fadeout in the years following participation (e.g., Bailey et al., 2017, Clements et al., 2013; Lipsey et al.…
Descriptors: Preschool Education, Mathematics Education, Mathematics Curriculum, Randomized Controlled Trials
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Vaden-Kiernan, Michael; Borman, Geoffrey; Caverly, Sarah; Bell, Nance; Ruiz de Castilla, Veronica; Sullivan, Kate; Rodriguez, Debra – Society for Research on Educational Effectiveness, 2015
This study addresses the effectiveness of "Everyday Mathematics" (EM), a widely used core mathematics curriculum that reflects over two decades of National Science Foundation (NSF)-sponsored research and development studies (Klein, 2007; National Research Council, 2004) and aligns well with recommended policies and practices by the…
Descriptors: Mathematics Curriculum, Core Curriculum, Program Effectiveness, Mathematics Instruction
Clarke, Ben; Doabler, Christian T.; Kosty, Derek; Kurtz Nelson, Evangeline; Smolkowski, Keith; Fien, Hank; Turtura, Jessica – Grantee Submission, 2017
This study used a randomized controlled trial design to investigate the ROOTS curriculum, a 50-lesson kindergarten mathematics intervention. Ten ROOTS-eligible students per classroom (n = 60) were randomly assigned to one of three conditions: a ROOTS five-student group, a ROOTS two-student group, and a no-treatment control group. Two primary…
Descriptors: Randomized Controlled Trials, Comparative Analysis, Kindergarten, Mathematics Instruction