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Direct linkBerland, Leema K.; Hammer, David – Journal of Research in Science Teaching, 2012
In recent years, research on students' scientific argumentation has progressed to a recognition of nascent resources: Students can and do argue when they experience the need and possibility of persuading others who may hold competing views. Our purpose in this article is to contribute to this progress by applying the perspective of framing to the…
Descriptors: Persuasive Discourse, Cognitive Structures, Grade 6, Thinking Skills
Gupta, Ayush; Hammer, David; Redish, Edward F. – Journal of the Learning Sciences, 2010
In a series of well-known papers, Chi and Slotta (M. T. H. Chi, 1992, 2005; M. T. H. Chi & J. D. Slotta, 1993; M. T. H. Chi, J. D. Slotta, & N. de Leeuw, 1994; J. Slotta & M. T. H. Chi, 2006; J. D. Slotta, M. T. H. Chi, & E. Joram, 1995) have contended that a reason for students' difficulties in learning physics is that students…
Descriptors: Physics, Scientific Concepts, Models, Expertise
Louca, Loucas; Elby, Andrew; Hammer, David; Kagey, Trisha – Educational Psychologist, 2004
Most research on personal epistemologies has conceived them as made up of relatively large, coherent, and stable cognitive structures, either developmental stages or beliefs (perhaps organized into theories). Recent work has challenged these views, arguing that personal epistemologies are better understood as made up of finer grained cognitive…
Descriptors: Science Instruction, Comparative Analysis, Teaching Methods, Cognitive Structures
