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Sampson, Demetrios G., Ed.; Ifenthaler, Dirk, Ed.; Isaías, Pedro, Ed. – International Association for Development of the Information Society, 2021
These proceedings contain the papers of the 18th International Conference on Cognition and Exploratory Learning in the Digital Age (CELDA 2021), held virtually, due to an exceptional situation caused by the COVID-19 pandemic, from October 13-15, 2021, and organized by the International Association for Development of the Information Society…
Descriptors: Computer Simulation, Open Educational Resources, Telecommunications, Handheld Devices
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Casey, Amy M.; McWilliam, R. A. – Young Exceptional Children, 2005
The authors describe a zone defense schedule (ZDS), a system for organizing the staff and environment of a preschool classroom. Specifically, it is used to organize the roles of adults in the classroom so that transitions between activities are easier for children and provides greater opportunity for teaching (both during the transition and…
Descriptors: Preschool Children, Student Participation, Preschool Education, Time Blocks