Purpose: This study examines the extent to which the Home Literacy Environment (HLE) as measured by reading habits and resources, library use, and subscriptions or materials, as well as parental reading beliefs predict both language skills (i.e., vocabulary) at kindergarten and students' trajectories of growth from kindergarten (K) to grade 3…

Purpose: This study aimed to examine the effect of an intensive vocabulary intervention embedded in e-books on the vocabulary skills of young Spanish-English speaking English Learners (ELs) from low SES backgrounds. Methods: Children (288) in kindergarten and first grade were randomly assigned to treatment and read-only conditions. All children…

Using a randomized control trial, this study examined the causal evidence of cross-language transfer of phonological awareness and letter knowledge (names and sounds) using data from multilingual 1st-grade children (N = 322) in Kenya. Children in the treatment condition received an 8-week instruction on phonological awareness and letter knowledge…

Purpose: This study investigated cumulative effects of language learning, specifically whether prior vocabulary knowledge or special education status moderated the effects of academic vocabulary instruction in high-poverty schools. Method: Effects of a supplemental intervention targeting academic vocabulary in first through third grades were…

Purpose: The purpose of the current study was to examine the role that the first language (L1), Spanish, at Pre-Kindergarten plays in predicting second language (L2), English, word reading in first grade. In addition, it examines the role of conceptual vocabulary in predicting word reading in English. Method: As part of a longitudinal study of…

Transactional relations between children's positive social interaction skills, school engagement, and academic achievement were examined using a longitudinal panel model across the transition from preschool to first grade. Participants were Head Start children (N = 241; 49% girls, M age = 53 months, range 45-60); 78% were Mexican/Mexican-American;…