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Madu, B. C.; Orji, Emma – SAGE Open, 2015
The purpose of this study was to investigate the efficacy of cognitive-conflict-based physics instruction over the traditionally designed physics instruction on students' conceptual change in heat and temperature. The subjects were 249 senior secondary II students from 2 schools purposively sampled from 12 secondary schools. The 2 schools sampled…
Descriptors: Teaching Methods, Heat, Control Groups, Experimental Groups