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Ozsoy, Sibel; Ertepinar, Hamide; Saglam, Necdet – Asia-Pacific Forum on Science Learning and Teaching, 2012
This study was conducted to investigate the effects of eco-schools on elementary school students' environmental literacy levels. Data of the study were gathered from 316 students enrolled to two elementary schools. One of the schools was determined as experimental group (n = 156) and students attending this school received eco-school application.…
Descriptors: Environmental Education, Measures (Individuals), Control Groups, Experimental Groups
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Demircioglu, Gokhan – Asia-Pacific Forum on Science Learning and Teaching, 2009
This study examined whether the application of conceptual change texts are effective before or after the instruction on 10th grade students' conceptual understanding and alternative conceptions about acids and bases. The study was conducted with 76 10th grade students from three classes of a chemistry course taught by the same teacher. One of the…
Descriptors: Experimental Groups, Control Groups, Achievement Tests, Chemistry