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Walter, Kim R. – ProQuest LLC, 2013
We live on a finite ecological system, yet consume as though resources are unlimited. Current environmental data suggests many in the developed world are living beyond what the earth is able to sustain. The paradigms in which we operate continue to support a path of constant consumption that continues to exacerbate this problem. Technology…
Descriptors: Sustainability, Design, Middle School Students, Concept Formation
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Wu, Bian; Wang, Minhong; Spector, J. Michael; Yang, Stephen J. H. – Educational Technology & Society, 2013
Problem solving has been increasingly used as an important approach to learning especially in ill-structured domains. It is assumed that knowledge can be better consolidated and extended through problem-solving experience. However, many learners do not have the ability to separate general knowledge from specific cases, which inhibits successful…
Descriptors: Foreign Countries, Problem Solving, Problem Based Learning, Concept Mapping
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Weizman, Ayelet; Covitt, Beth A.; Koehler, Matthew J.; Lundeberg, Mary A.; Oslund, Joy A.; Low, Mark R.; Eberhardt, Janet; Urban-Lurain, Mark – Interdisciplinary Journal of Problem-based Learning, 2008
In this study we measured changes in science teachers' conceptual science understanding (content knowledge) and pedagogical content knowledge (PCK) while participating in a problem-based learning (PBL) model of professional development. Teachers participated in a two-week long workshop followed by nine monthly meetings during one academic year…
Descriptors: Science Teachers, Scientific Concepts, Pedagogical Content Knowledge, Knowledge Level
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Schwartz, Neil H.; Stroud, Michael; Hong, Namsoo S.; Lee, Tiffany; Scott, Brianna; McGee, Steven M. – Journal of Educational Computing Research, 2006
This investigation was designed to determine the influence of metaphorical priming on students' comprehension of issues and concepts pertaining to the U.S. Constitution when students studied the subject matter in a problem-based hypermedia instructional system. Sixty-five high school seniors studied the system for 5 days after receiving relevant,…
Descriptors: Prior Learning, Hypermedia, Instructional Systems, High School Seniors