Purpose: Our purpose was to gather and evaluate accurate, up-to-date information on physical education (PE) policy implementation across multiple U.S. states and regions. Methods: A U.S. Physical Education and Physical Activity Policy questionnaire was developed and completed by 4,845 public-school PE teachers from 25 U.S. states. The U.S.…

In school districts across the nation, diverse student groups, including English Learners and students with disabilities, have been experiencing significant gains in reading performance after using READ 180. This compendium of READ 180 research contains results of 40 studies conducted in a variety of settings, in school districts across the…

We expect that word knowledge accumulates gradually. This article draws on earlier approaches to assessing depth, but focuses on one dimension: richness of semantic knowledge. We present results from a study in which three distinct item types were developed at three levels of depth: knowledge of common usage patterns, knowledge of broad topical…

This study contributes knowledge about how a digital badge system integrated into an online, subject-matter-specific, and competency-based professional development (PD) program affected teachers' experiences with and perceptions of the program activities. The report presents findings from a one-year exploratory study of an online PD program, and…