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Lubben, Fred; Sadeck, Melanie; Scholtz, Zena; Braund, Martin – International Journal of Science Education, 2010
This paper reports on a study into the untutored ability of Grade 10 students to engage in argumentation about the interpretation of experimental data, and the effect of unsupported small group discussions on this ability. In this study, argumentation intends to promote critical thinking. The sample includes 266 students from five South African…
Descriptors: Persuasive Discourse, Grade 10, Cultural Influences, Language Aptitude
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Scholtz, Zena; Braund, Martin; Hodges, Merle; Koopman, Robert; Lubben, Fred – International Journal of Educational Development, 2008
This paper explores the argumentation ability of ten science teachers in two South African schools on opposite ends of the resource spectrum. Toulmin's model is used to analyse individual contributions in six group discussions. The findings show that levels of argumentation improve with teachers' involvement in the development of teaching…
Descriptors: Persuasive Discourse, Science Teachers, Foreign Countries, Teacher Participation