Despite policy and theoretical support for mixed-age classrooms in early childhood, research examining associations between age-mixing and children's outcomes is inconclusive and warrants further investigation, particularly in preschools serving children who are at risk for poor adjustment to formal schooling. One recent study conducted in…

Little is known about preschool teachers' attitudes and beliefs toward science teaching, in part, because the field lacks valid and reliable measures of these teacher-related factors. To address this need, the current study developed and validated a rating scale (P-TABS) using a statewide sample of Head Start teachers (N = 507). A series of…

Guided by a developmental-ecological framework and Head Start's two-generational approach, this study examined two dimensions of Head Start program quality, classroom quality and parent involvement and their unique and interactive contribution to children's vocabulary, literacy, and mathematics skills growth from the beginning of Head Start…

Guided by a developmental and ecological model, the study employed latent profile analysis to identify a multilevel typology of family involvement and Head Start classroom quality. Using the nationally representative Head Start Family and Child Experiences Survey (FACES 1997; N = 1870), six multilevel latent profiles were estimated, characterized…

Relations between classroom behavior problems early in the preschool year and elementary school literacy and language outcomes were examined for an entire cohort of four-year-old Head Start children (N=2682). A cross-classified random effects model was used that controlled for the variance in literacy outcomes attributed to: (a) child-level…