This study applied multilevel modeling to examine the relationship between the percentage of children with mild/moderate disabilities in classrooms and children's language and literacy achievement over an academic year. The sample included 516 preschool children (mean age = 52.3 months, SD = 6.3) in 75 classrooms; 42% of the children had…

Purpose: This study evaluated the efficacy of an instructive feedback strategy for modeling letter names and sounds during presentation of positive feedback within a small group phonological awareness intervention for preschoolers. Method: Two experiments were conducted using multiple baseline designs across children and behaviors. Letter name and…

We present the case study of MB--a bilingual child with Down syndrome (DS) who speaks Russian (first language [L1]) and English (second language [L2]) and has learned to read in two different alphabets with different symbol systems. We demonstrate that, in terms of oral language, MB is as proficient in Russian as English, with a mild advantage for…

Purpose: The purpose of the present study was to evaluate the efficacy of a phonological awareness (PA) intervention, designed for Tier 2 instruction in a Response to Intervention (RTI) model, delivered to small groups of preschoolers. Method: A multiple-baseline design across participants was used to evaluate the efficacy of the intervention on…