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Walker, J. P.; Sampson, V.; Southerland, S.; Enderle, P. J. – Chemistry Education Research and Practice, 2016
This study examines the extent to which the type of instruction used during a general chemistry laboratory course affects students' ability to use core ideas to engage in science practices. We use Ford's (2008) description of the nature of scientific practices to categorize what students do in the laboratory as either empirical or…
Descriptors: Chemistry, Laboratory Experiments, Laboratory Procedures, Intermode Differences
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Cink, Ruth B.; Song, Youngjin – Chemistry Education Research and Practice, 2016
This multiple case study investigated how college students with diverse ethno-linguistic backgrounds used chemistry vocabulary as a way to look at their discursive identities and cultural border crossings during first semester general chemistry laboratories. The data were collected in two major forms: video-taped laboratory observations and…
Descriptors: Vocabulary, Language Usage, Chemistry, Science Laboratories
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Toto, Joe; Booth, Kathy – Chemistry Education Research and Practice, 2008
This study describes the efficacy of a novel tool, mini-lecture movies, in teaching Web based general chemistry. The analysis shows a marked improvement in student learning, as evidenced by a corresponding increase in homework and final exam scores. Students with access to mini-lecture movies scored 11.2% (p = 0.016) higher than students who did…
Descriptors: Chemistry, Instructional Effectiveness, Lecture Method, Science Instruction