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Direct linkApthorp, Helen S.; Igel, Charles; Dean, Ceri – School Science and Mathematics, 2012
The purpose of the study was to update previous meta-analytic findings on the effectiveness of using similarities and differences as an instructional strategy. The strategy includes facilitating student comparison, classification, use of analogies, and use of metaphors. Previously, Marzano, Pickering, and Pollock reported a mean effect size of…
Descriptors: Educational Strategies, Control Groups, Elementary Secondary Education, Academic Achievement
