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Yeo, Jennifer; Tan, Seng Chee – International Journal of Science Education, 2010
Researchers are skeptical about the role of authoritative sources of information in a constructivist learning environment for fear of usurping students' critical thinking. Taking a social semiotics perspective in this study, authoritative sources are regarded as inscriptions of cultural artifacts, and science learning involves meaning-making of…
Descriptors: Constructivism (Learning), Scientific Principles, Problem Based Learning, Educational Environment
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Chin, Christine; Chia, Li-Gek – Science Education, 2006
This case study involved year 9 students carrying out project work in biology via problem-based learning. The purpose of the study was to (a) find out how students approach and work through ill-structured problems, (b) identify some issues and challenges related to the use of such problems, and (c) offer some practical suggestions on the…
Descriptors: Teaching Methods, Investigations, Biology, Problem Based Learning
Barron, Eric – National Aeronautics and Space Administration (NASA), 2003
With support from NASA's (National Aeronautics and Space Administration) Goddard Space Flight Center, IGES (Institute for Global Environmental Strategies) has developed educational materials that incorporate information and data from the Tropical Rainfall Measuring Mission (TRMM), a joint satellite mission between the United States and Japan.…
Descriptors: Energy, Problem Based Learning, Learning Modules, Teaching Methods