Elementary pre-service teachers’ conceptual understanding of dissolving: a Vygotskian concept development perspective
| Autor: | Karthigeyan Subramaniam, Pamela Esprivalo Harrell |
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| Rok vydání: | 2015 |
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| Zdroj: | Research in Science & Technological Education. 33:304-324 |
| ISSN: | 1470-1138 0263-5143 |
| Popis: | Background and purpose: The purpose of this study was to investigate and identify the nature and the interrelatedness of pre-service teachers’ misconceptions and scientific concepts for explaining dissolving before, during, and after a 5E learning cycle lesson on dissolving, the intervention.Sample, design, and methods: Guided by Vygotsky’s theory of concept development, the study focused specifically on the spontaneous, and spontaneous pseudo-concepts held by the 61 elementary pre-service teachers during a 15-week science methods course. Data included concept maps, interview transcripts, written artifacts, drawings, and narratives, and were thematically analyzed to classify concepts and interrelatedness.Results: Results of the study showed that spontaneous pseudo-concepts (1) dominated pre-service teachers’ understandings about dissolving throughout the study, and (2) were simply associated with scientific concepts during and after the intervention.Conclusion: Collectively, the results indicated that the... |
| Databáze: | OpenAIRE |
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