A classification system that was developed for the use of agent-based models was applied to strategies used by school-aged students to interrogate an agent-based model and a system dynamics model. These were compared, and relationships between learning outcomes and the strategies used were also analysed. It was found that the classification system…

Describes the development of CARAS (Computer-Assisted Risk Accountability System), a school-based case management system for at-risk students that is being pilot-tested in several school districts in the state of Washington. Highlights include needs assessment; monitoring and follow-up; problems; program evaluation; and future plans. (Contains two…

Described is a simple electronic interface that can receive signals from up to four analog sensors and four event detectors and save the data on disk. Schematic diagrams, construction details, sample temperature plot and weather station logging programs, and a parts list are included. (KR)