This paper reports on a project in which students designed, constructed and tested a model of an existing early warning system with simulation of debris flow in a context of a landslide. Students also assessed rural community members' knowledge of this system and subsequently taught them to estimate the time needed for evacuation of the community…

In this publication are three short articles on successful school practices. "Learning Is the Outcome; Test Scores Are Just the Measure" describes test-preparation efforts in Mesa, Arizona, public schools. The district has instituted a program to assist principals and teachers in aligning curriculum, instruction, and assessment, and in…