School is the primary setting for social activities among adolescents, and the quality of school adjustment has a significant impact on their physical and mental well-being. Research has shown that perceived social support, school belongingness, and physical activity can influence adolescents' school adjustment, but the underlying mechanisms…

This study investigated the contributions of initial literacy, oral language, and social adjustment to literacy achievement at the end of the kindergarten year. Data were collected across the kindergarten year from 48 children attending a school serving primarily children from low-income households with research-based curriculum and intervention…