In this commentary, the author reflects on four studies that have greatly expanded the knowledge base on effective interventions in mathematics, and he provides four rigorous experimental studies of approaches for students likely to experience difficulties learning mathematics over a large grade-level span (pre-K to 4th grade). All of the…

In this article, the author comments on Dominguez, Vitiello, Maier, and Greenfield's (2010) article on identifying quality in preschool education. Dominguez et al. have conducted a methodologically sophisticated study describing the growth of learning behavior among Head Start children. By doing so, they contribute to a growing body of evidence…

The National Education Association prepared this booklet on school entrance age because the association feels that the issue of a national cutoff date for entrance to kindergarten is perhaps the least controversial, most popular, and easiest educational reform issue to promote. The first part of the booklet: (1) provides information that supports…