This cluster-randomized controlled study examined dual language learners (DLLs) in Norway who received a book-based language intervention program. About 464 DLLs aged 3-5 years in 123 early childhood classrooms participated in the study. The children were acquiring Norwegian as their second language in preschool and spoke a variety of first…

Research has identified risks of both poverty and affluence for adolescents. This study sought to clarify associations between income and youth mental and behavioral health by delineating economic risks derived from family, neighborhood, and school contexts within a nationally representative sample of high school students (N = 13,179, average age…

One-quarter of the Head Start population has a mother who participated in the program as a child. This study uses experimental Head Start Impact Study (HSIS) data on 3- and 4-year-olds (N = 2,849) to describe multigenerational Head Start families and their program experiences. In sharp contrast to full-sample HSIS findings, Head Start has large,…

This study employs the Specificity Principle to examine the relative impacts of external (input quantity at home and at school, number of books and reading frequency at home, teachers' degree and experience, language usage, socioeconomic status) and internal factors (children's working memory, nonverbal intelligence, learning-related…

Vocabulary knowledge was tested in a native (Cantonese-Chinese) and foreign (English) language in 150 twins and 150 singletons aged 6-11 years, matched on age, gender, grade level, nonverbal intelligence, parents' education, family income, and number of siblings and household members. The singletons clearly outperformed the twins on the native…

The Black-White achievement gap in children's reading and mathematics school performance from 4.5 years of age through fifth grade was examined in a sample of 314 lower income American youth followed from birth. Differences in family, child care, and schooling experiences largely explained Black-White differences in achievement, and instructional…

Studies influences and interrelations of family dynamics and of varying quality of child-care on the child's capacity for compliance and self-regulation. Multiple regression techniques were used to examine relationships between child care, family, and child and parent behaviors. (Author/DR)

For a sample of 398 middle grade students in a rural area, found that youth from homes in which adults were employed in low-income occupations had lower levels of school achievement than other students and that youth from families in which neither parent had graduated from high school exhibited worse socioemotional and academic adjustment than…