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Mahler, Daniela; Großschedl, Jörg; Harms, Ute – International Journal of Science Education, 2017
Teachers make a difference for the outcome of their students in science classrooms. One focus in this context lies on teachers' professional knowledge. We describe this knowledge according to three domains, namely (1) content knowledge (CK), (2) pedagogical content knowledge (PCK), and (3) curricular knowledge (CuK). We hypothesise a positive…
Descriptors: Science Instruction, Science Teachers, Foreign Countries, Pedagogical Content Knowledge
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Großschedl, Jörg; Mahler, Daniela; Kleickmann, Thilo; Harms, Ute – International Journal of Science Education, 2014
Teachers' content-related knowledge is a key factor influencing the learning progress of students. Different models of content-related knowledge have been proposed by educational researchers; most of them take into account three categories: content knowledge, pedagogical content knowledge, and curricular knowledge. As there is no consensus about…
Descriptors: Foreign Countries, Pedagogical Content Knowledge, Secondary School Teachers, Curriculum Development
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Brandstadter, Kristina; Harms, Ute; Grossschedl, Jorg – International Journal of Science Education, 2012
System thinking is usually investigated by using questionnaires, video analysis, or interviews. Recently, concept-mapping (CM) was suggested as an adequate instrument for analysing students' system thinking. However, there are different ways with which to use this method. Therefore, the purpose of this study was to examine whether particular…
Descriptors: Student Evaluation, Validity, Test Construction, Video Technology