Usage-based theories of language development underscore the importance of children using language to learn language. Few investigations have applied usage-based theories to dual language learners (DLLs), who comprise a growing share of children attending early education programs in the U.S. Three studies were carried out to investigate the role of…

The National Reading Panel (2000) identified vocabulary as one of the five skills with the most robust influence on reading ability. Early differences in vocabulary drive enduring individual differences in reading performance. High quality early childhood educational experience can have lasting positive effects on vocabulary development. This…

In recent decades, the share of ethnically and linguistically diverse children enrolled in schools in the United States has exponentially increased. Despite the growing representation of ethnic minority and dual language learner (DLL) children, there is persistent evidence of early vocabulary gaps between low-income and DLL children and their…

In this study, the implementation of Accelerated Reader (AR), a computer-assisted supplemental reading program, was investigated as a research-based instructional strategy to assess whether it aided a high-performing, rural school district in meeting adequate yearly progress goals. The theoretical framework was based on Vygotsky's zone of…

The No Child Left Behind Act mandates that all elementary and secondary students achieve 100% proficiency in reading by 2014. Guided by constructivist theories of Dewey and Vygotsky, which hold that individuals learn through experiences and through social interactions with others, the purpose of this phenomenological study was to explore the…

This study examined the effects of a parent-led intervention focused on developing children's early literacy skills within the home setting. The lesson plans contain scripted steps for completing activities to teach letter names and phonological awareness skills. Archival data were analyzed from a study conducted with 26 families from three…

This dissertation study employed quantitative methods to investigate the impact of adult questioning styles on children's novel vocabulary acquisition during shared storybook reading. In an effort to examine adult qualitative variations in shared storybook readings, two experiments were conducted to assess the effect of noneliciting questions…