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The Use of Cronbach’s Alpha When Developing and Reporting Research Instruments in Science Education
Cronbach’s alpha is a statistic commonly quoted by authors to demonstrate that tests and scales that have been constructed or adopted for research projects are fit for purpose. Cronbach’s alpha isExpand
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This paper sets out to consider how educational research into the learning of structural aspects of chemistry might inform teaching practice. The paper is based around a review of research findingsExpand
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An alternative conceptual framework from chemistry education
The science education literature includes many claims that learners commonly hold alternative conceptual frameworks about aspects of the science curriculum, especially in physics. There has also be...
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Revisiting the chemistry triplet: drawing upon the nature of chemical knowledge and the psychology of learning to inform chemistry education
Much scholarship in chemical education draws upon the model of there being three ‘levels’ at which the teaching and learning of chemistry operates, a notion which is often represented graphically inExpand
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Mediating Mental Models of Metals: Acknowledging the Priority of the Learner's Prior Learning.
This paper describes the conceptualizations, or mental models, of the nature of the bonding and structure of metals of a group of U.K. college students. It is suggested that these mental models mayExpand
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Case studies and generalizability: grounded theory and research in science education
'Grounded theory' may be used to bridge between case studies and large-scale surveys, which enables the strengths of both to be combined in the same research programme. Starting with detailedExpand
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The Mismatch between Assumed Prior Knowledge and the Learner's Conceptions: A typology of learning impediments
This paper considers some of the reasons why motivated students in suitable learning environments may fail to learn from competent teachers. It draws upon work in the psychology of learning, and theExpand
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Student Understanding of Ionic Bonding: Molecular versus Electrostatic Framework?.
A small-scale survey is used to investigate how widespread are 'alternative conceptions' of the ionic bond, as found in earlier interviews. Collectively these alternative conceptions are described asExpand
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Development of Student Understanding: a case study of stability and lability in cognitive structure
Abstract This paper presents findings from a case study into the development of student understanding of a complex and abstract scientific concept: chemical bonding. The case study revealsExpand
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Chemistry lessons for universities?: a review of constructivist ideas
Research in science education has identified a vast catalogue of misconceptions, or ‘alternative conceptions’: beliefs held by students which are at odds with orthodox science. These ideas are oftenExpand
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