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von Aufschnaiter, Claudia; Erduran, Sibel; Osborne, Jonathan; Simon, Shirley – Journal of Research in Science Teaching, 2008
In this study we investigated junior high school students' processes of argumentation and cognitive development in science and socioscientific lessons. Detailed studies of the relationship between argumentation and the development of scientific knowledge are rare. Using video and audio documents of small group and classroom discussions, the…
Descriptors: Persuasive Discourse, Discussion (Teaching Technique), Scientific Principles, Familiarity

Lawson, Anton E.; Clark, Brian; Cramer-Meldrum, Erin; Falconer, Kathleen A.; Sequist, Jeffrey M.; Kwon, Yong-Ju – Journal of Research in Science Teaching, 2000
Tests the hypothesis that two general developmentally-based levels of hypothesis-testing skills exist. Finds a positive relationship between level of hypothesis-testing skill and performance on a transfer problem involving the test of a hypothesis based on unobservable entities. Also finds a positive relationship between level of…
Descriptors: Causal Models, Cognitive Development, Cognitive Processes, Higher Education

Staver, John R.; Jacks, Tom – Journal of Research in Science Teaching, 1988
Investigates the influence of five cognitive variables on high school students' performance on balancing chemical equations by inspection. Reports that reasoning, restructuring, and disembedding variables could be a single variable, and that working memory capacity does not influence overall performance. Results of hierarchical regression analysis…
Descriptors: Chemistry, Cognitive Ability, Cognitive Development, Cognitive Style