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Berger, Roland; Hänze, Martin – International Journal of Science Education, 2015
We assessed the impact of expert students' instructional quality on the academic performance of novice students in 12th-grade physics classes organized in an expert model of cooperative learning ("jigsaw classroom"). The instructional quality of 129 expert students was measured by a newly developed rating system. As expected, when…
Descriptors: Teacher Effectiveness, Academic Achievement, Science Instruction, Educational Quality