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Förtsch, Christian; Werner, Sonja; von Kotzebue, Lena; Neuhaus, Birgit J. – International Journal of Science Education, 2016
This study examined the effects of teachers' biology-specific dimensions of professional knowledge--pedagogical content knowledge (PCK) and content knowledge (CK)--and cognitively activating biology instruction, as a feature of instructional quality, on students' learning. The sample comprised 39 German secondary school teachers whose lessons on…
Descriptors: Biology, Science Teachers, Pedagogical Content Knowledge, Science Instruction
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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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Nawani, Jigna; Rixius, Julia; Neuhaus, Birgit J. – International Journal of Science Education, 2016
Empirical analysis of secondary biology classrooms revealed that, on average, 68% of teaching time in Germany revolved around processing tasks. Quality of instruction can thus be assessed by analyzing the quality of tasks used in classroom discourse. This quasi-experimental study analyzed how teachers used tasks in 38 videotaped biology lessons…
Descriptors: Biology, Video Technology, Concept Mapping, Foreign Countries