Many states have implemented or expanded state-funded prekindergarten programs in the last decade, encouraged by claims about the benefits that can be expected and the importance of early experiences for children's development, especially for economically disadvantaged children. However, there is remarkably little methodologically adequate…

This study includes a randomized control experiment, but that component could only be implemented in a limited number of schools with more applicants than seats in the pre-k program. Informative as that component is about the effects of Tennessee Voluntary Pre-Kindergarten (TN-VPK), the participating schools do not provide a representative sample…

Results from a cluster randomized trial of the impact of the Tools of the Mind pre-kindergarten curriculum on preschoolers' achievement, self-regulation, and social behavior are reported. Sixty classrooms with four-year-old children (N=877) were assigned to implement either the Tools curriculum (N=32 classrooms; 498 children) or the usual pre-k…

Identifying and understanding the foundational skills children need to participate effectively in formal schooling is an important objective for research in early childhood education. One component of school readiness is cognitive self-regulation (CSR). The question this study addresses is how to assess CSR with prekindergarten-aged children in a…