Baeysian Network Meta-Analysis represents a rather unique challenge in assessing the quality of included studies. Prior efforts to synthesize computer based scaffolding are in need of a closer examination of research quality. This study examines two quality metrics for meta-analysis, study design, and risk of bias (Higgins et al., 2011). Lower…

Executive functions (EFs), important cognitive processes that enable goal-directed behavior, develop due to maturation and environmental stimulation. The current study systematically reviews and synthesizes evidence on the association between teacher-student interactions and EFs. The search resulted in 28 studies, from which 23 studies provided…

The present article focuses on teacher competencies as a major factor that impacts student learning. Ultimately, all attempts to improve education converge in the teacher and the quality of his/her work with students. With their teaching methods, their communication and their classroom management, teachers can structure the kind of learning…

Details meta-analysis of 58 intervention studies related to higher-order processing (i.e., problem solving) for adolescents with learning disabilities. Discusses factors that increased effect sizes: (1) measures of metacognition and text understanding; (2) instruction including advanced organizers, new skills, and extended practice; and (3)…

This report summarizes the results of a study on the impact of Head Start on children's cognitive and socioemotional development, on child health and health institutions in the community, on enrollees' families, and on communities where Head Start programs operate. After discussing the background and methodology of the study, the report concludes…