Accurate, reliable, and scalable measurement of classroom quality represent a critical tool for ensuring that young children benefit from early learning programs. The Early Childhood Classroom Observation (ECCO) study was designed to better understand how video recordings can support high-quality measurement of pre-kindergarten (pre-K) classrooms,…

In Early Childhood Education and Care (ECEC) programs, the quality of teacher-child interactions is regarded to be important for children's vocabulary development. However, prior studies on the relationships between teacher and child, as measured by the Classroom Assessment Scoring System (CLASS), and children's vocabulary skills are inconsistent.…

ECEC settings are children's first contact with early education, and ECEC teachers are expected to encourage and support children's early literacy development. This study aims to pilot test the self-assessment tool Social Language Environment -- Domain, (SLE-D), in order to gain more knowledge about teachers' strategies when teaching literacy.…

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…

This study involved a pilot implementation of an evidence based school readiness intervention in new community contexts. The Head Start Research Based, Developmentally Informed (REDI) program was implemented in preschools on and near a Native American reservation with both indigenous and non-indigenous students and teachers. The REDI curriculum…