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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