Research Findings: This study examined the learning effects of collaborative group work under heterogeneous group composition among 5-year-old children, especially in terms of their social skills. To this end, the study utilized an experimental research design wherein 3 groups of differently composed dyads and a group of students who worked alone…

Head Start is a national program that aims to promote school readiness by enhancing the social and cognitive development of children through the provision of educational, health, nutritional, social, and other services to enrolled children and families. The program places special emphasis on helping preschoolers develop the reading, language,…

On the basis of longitudinal data across 9 years, this study examined the contribution of sustained attention and executive function to the poor cognitive and socioemotional adjustment of school-age children whose mothers had depressive symptoms during the child's infancy. Mothers (N = 1,364) reported depressive symptoms across their child's…