While mathematics instruction for very young children needs to be age-appropriate in format and content, it also needs to prepare children conceptually for the kinds of mathematics learning that will be expected of them in future years. This perspective, informed by the work of Russian psychologists and educators on a measurement-based approach to…

This study examined effects of an intervention (planned play, use of conversational social interaction strategies, and evaluation of play strategies) on the social-communicative interactions of six preschool children at risk for language delays and behavior problems. The intervention led to increases in social communicative behaviors, use of…

Effects of variations in a schoolwide restructuring program, Success for All, in Baltimore (Maryland) on student reading achievement and other outcomes in elementary schools with large numbers of disadvantaged children are presented. Strong positive effects of the intervention are recognized, and program replication is discussed. (SLD)