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Tsai, Chun-Yen – International Journal of Science Education, 2015
The scientific competencies advocated by the Programme for International Student Assessment (PISA) focus on the abilities needed in students' adult lives. This study investigated how such scientific competencies could be improved by using online argumentation. One hundred and thirty-eight 8th grade high school students took part in the study, with…
Descriptors: Persuasive Discourse, Scores, Science Tests, Achievement Tests
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Wendt, Jillian L.; Rockinson-Szapkiw, Amanda J. – Journal of Science Education and Technology, 2015
Using a quasi-experimental, nonequivalent pretest/posttest control group design, the researchers examined the effects of online collaborative learning on eighth-grade student's sense of community in a physical science class. For a 9-week period, students in the control group participated in collaborative activities in a face-to-face learning…
Descriptors: Science Instruction, Grade 8, Middle School Students, Computer Mediated Communication
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Enright, Robert D.; Rhody, Margaret; Litts, Breanne; Klatt, John S. – Journal of Moral Education, 2014
We used a randomized quasi-experimental design to test the effectiveness of three types of perspective-taking condition in a forgiveness education program. Allport's Contact Hypothesis was used as a framework for the study design. Eighth graders (n?=?132) in an urban Midwestern city were invited to participate. We evaluated the effectiveness of…
Descriptors: Quasiexperimental Design, Experimental Groups, Control Groups, Program Effectiveness
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Yenilmez, Ayse; Tekkaya, Ceren – Journal of Science Education and Technology, 2006
This study investigated the effectiveness of combining conceptual change text and discussion web strategies on students' understanding of photosynthesis and respiration in plants. Students' conceptual understanding of photosynthesis and respiration in plants was measured using the two-tier diagnostic test developed by Haslam and Treagust (1987,…
Descriptors: Botany, Conventional Instruction, Diagnostic Tests, Concept Formation