Research Findings: Promoting inhibitory control in preschoolers could increase the likelihood of positive developmental trajectories. Nevertheless, to date only a limited number of studies have focused on inhibitory control training, reporting mixed results. To examine the efficacy and the transfer effects of the training on preschoolers, seven…

This paper uses data from the Head Start Impact Study (HSIS), a nationally representative multisite randomized trial, to quantify variation in effects of Head Start during 2002-2003 on children's cognitive and socio-emotional outcomes relative to the effects of other local alternatives, including parent care. We find that (1) treatment and control…

This is an executive summary of a longer report: "AISD Prekindergarten Program Longitudinal Summary Report Issue 2: Half-Day versus Full-Day Programs." In the Austin Independent School District, full-day pre-K students from the 2001-2002 cohort were more likely to pass the 2010 Texas state assessment for 7th-grade reading TAKS than were…

Full-day pre-K students from the 2001-2002 cohort were more likely to pass the 2010 7th-grade reading TAKS than were kindergarten students from the 2002-2003 cohort who were assumed eligible for pre-K but did not attend pre-K in 2001-2002. There is a full report and a separate executive summary report. [For the executive summary of this study, see…

This paper reports the fifth-year results of a study comparing the English and Spanish language and reading performance of Spanish-dominant children randomly assigned beginning in kindergarten to Transitional Bilingual Education (TBE) or Structured English Immersion (SEI). This is the first randomized study to compare TBE and SEI reading…

Project Early Kindergarten (PEK) aims to improve the school-readiness of Saint Paul children and help close the achievement gap through offering high-quality educational experiences for preschool children. This report comes at the conclusion of the sixth year of PEK. Following an initial planning year (2004-05), PEK has served children through the…

The object of this study was to determine the extent to which disadvantaged kindergarten pupils would benefit from association with advantaged pupils and teachers in the improvement of basic skills and self-concept. The sample for 1967-68 was composed of 20 disadvantaged rural Negro and Caucasion 5-year-old children randomly selected. The sample…

An intervention program was designed to study offsetting progressive school retardation of deprived children and the impact of the program on the community. This third report presents findings at the end of the fourth grade, 3 years after the experiment ceased. Subjects were 88 children, all Negro, and 27 of these served as a distal control group.…

THIS STUDY REPORTS THE FIRST PHASE OF A 5-YEAR LONGITUDINAL INVESTIGATION OF THE COMPARATIVE EFFECTIVENESS OF A HIGHLY STRUCTURED PRESCHOOL PROGRAM AND A TRADITIONAL NURSERY SCHOOL PROGRAM IN AMELIORATING THE LEARNING DEFECTS OF CULTURALLY DISADVANTAGED CHILDREN. THE HIGHLY STRUCTURED PROGRAM IS INTENDED TO OVERCOME PARTICULAR WEAKNESSES OF…

Five groups of children were tested, and their test performances were compared. Experimental group one (X-1) consisted of 105 children who had attended a yearlong Preschool Readiness Center program. Experimental group two (X-2) consisted of 93 children who had attended a summer Head Start program. Control groups one and two (C-1 and C-2) consisted…