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Direct linkKlein, Perry D.; Samuels, Boba – Alberta Journal of Educational Research, 2010
In a quasi-experimental study (N = 60), grade 7/8 teachers students were taught to write arguments in content-area subjects. After instruction, students drew on document portfolios to write on a new topic: "Do the continents drift?" In a MANCOVA, students who participated in argument instruction scored significantly higher than a control…
Descriptors: Constructivism (Learning), Persuasive Discourse, Plate Tectonics, Discriminant Analysis
