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Akkuzu, Nalan; Akcay, Husamettin – Online Submission, 2011
This study describes the analogical models and narratives used to introduce and teach Grade 9 chemical covalent compounds which are relatively abstract and difficult for students. We explained each model's development during the lessons and analyzed understanding students derived from these learning materials. In this context, achievement,…
Descriptors: Experimental Groups, Control Groups, Student Attitudes, Achievement Tests
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Tastan, Ozgecan; Yalcinkaya, Eylem; Boz, Yezdan – Journal of Science Education and Technology, 2008
The aim of this study is to compare the effectiveness of conceptual change text instruction (CCT) in the context of energy in chemical reactions. The subjects of the study were 60, 10th grade students at a high school, who were in two different classes and taught by the same teacher. One of the classes was randomly selected as the experimental…
Descriptors: Experimental Groups, Control Groups, Student Attitudes, Chemistry