Animated pedagogical agents (APAs) have the potential to provide one-on-one, just-in-time instruction, guidance or mentoring in classrooms where such individualized human interactions may be infeasible. Much current APA research focuses on a wide range of design variables tested with small samples or in laboratory settings, while overlooking…

The purpose of this study was to explore a new learning environment instrument which could be used by teaching practitioners and other educators to measure the language learning environment in the secondary science classroom. The science teacher is central in creating science classrooms conductive to the language needs of students and should be…

In 1998, the American Museum of Natural History (AMNH) launched an ambitious effort to create on-line science courses for K-12 educators that would immerse them in exciting science topics and give them access to the Museum's scientific resources (scientists, research, expeditions, collections, and exhibitions). This project, called Seminars on…

This Evaluation Brief examines the BSCS approach to improving secondary science education, and illuminates some of the lessons learned from its five years of work with districts across the nation. It highlights selected findings from the full study report and discusses the broader implications for the field. Specifically, this Brief examines the…