Incorporating an evidence-based approach in STEM education using data collection and analysis strategies when learning about science concepts enhances primary students' discipline knowledge and cognitive development. This paper reports on learning activities that use the nature of viscosity and the power of informal statistical inference to build…

Since 1997, the Head Start Family and Child Experiences Survey (FACES) has been a major source of information on the Head Start program and the preschool children ages 3 to 5 who attend the program. As part of its management of Head Start, the federal government divides Head Start programs into 12 regions. Regions XI and XII are not based on…

The Every Student Succeeds Act grants states new flexibility to create more balanced assessment systems with a greater role for formative assessment. Drawing on lessons learned over three decades of research and reform, we argue that state and local leaders should take the lead in designing new assessments guided by two core principles: First,…

Since 1997, the Head Start Family and Child Experiences Survey (FACES) has been a major source of information on the Head Start program and the preschool children ages 3 to 5 who attend the program. As part of its management of Head Start, the federal government divides Head Start programs into 12 regions. Regions XI and XII are not based on…

This article elucidates the unfolding of 3 phases of cognitive development through which typical children move during the first 2 years of life to illuminate the interrelationships among early cognition, communicative intention, and word-learning strategies. The resulting theoretical framework makes clear the developmental prerequisites for social…

This evidence-based practice overview on Video Modeling (VM) includes the following components: (1) Overview: A quick summary of salient features of the practice, including what it is, who it can be used with, what skills it has been used with, and settings for instruction; (2) Evidence-base: The "VM Evidence-base" details the NPDC…

This article describes the case of a deaf native signer of American Sign Language (ASL) with a specific language impairment (SLI). School records documented normal cognitive development but atypical language development. Data include school records; interviews with the child, his mother, and school professionals; ASL and English evaluations; and a…