Effective instructional coaching has long demonstrated positive impacts on teacher practices and early learning outcomes. Providing effective instructional coaching at scale is a challenge that many state and local systems tackle. This case study report highlights four systems (Alabama, AppleTree, Maine, and Washington) that are uniquely…

Background & Context: Accurate, reliable, and scalable measurement of classroom quality is critical to ensure that children benefit from early childhood programs. Early childhood classroom quality is most commonly measured using classroom observation tools serving multiple purposes including (1) teacher support (e.g., coaching, professional…

Research Findings: We examined the amount of preschool lead/assistant teachers' English/Spanish language use and relations between quality of teacher-child interactions, and Dual Language Learners' (DLLs) English/Spanish bilingual vocabulary in 31 English-medium Head Start classrooms. Measures in this study included (a) children's conceptual…

Both early childhood maternal language input and the quality of classroom instruction in elementary school have been shown to be important environmental supports in predicting children's literacy skill development. However, no studies have simultaneously examined these two environmental supports in relation to children's early language skills and…