Some early childhood experts assert that the effects of preschool may diminish if curricula and instructional strategies from preschool through grade 3 are not well aligned. A second explanation for why initial benefits of preschool may not persist is that children who make early gains in preschool may not have the opportunity to maintain their…

This literature review provides a review of policies, programs, and practices that have the potential to help students sustain the positive effects of preschool as they progress from kindergarten through grade 3 (K-3). The U.S. Department of Education's Policy and Program Studies Service commissioned this systematic literature review, which…

A case study approach was adopted to investigate two thinking skills programmes for a maximum variation sample of five- to six-year-olds in four schools, in two local authorities (LAs), in England and Wales, using multiple methods. School staff interviewed felt that thinking skills programmes enhanced critical thinking skills and improved use of…

How good does an early childhood program have to be in order to achieve school readiness outcomes for children? This is known as the "threshold question," and policy makers and others have wanted an answer to this question since the onset of public investments in early care and education (ECE) programs. With expansion of Head Start and…