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Direct linkOzmen, Haluk; Demircioglu, Gokhan; Burhan, Yasemin; Naseriazar, Akbar; Demircioglu, Hulya – Asia-Pacific Forum on Science Learning and Teaching, 2012
The aim of this study is to examine the effectiveness of an intervention based on a series of laboratory activities enhanced with concept cartoons. The purpose of the intervention was to enhance students' understanding of acid-base chemistry for eight grade students' from two classes in a Turkish primary school. A pretest-posttest non-equivalent…
Descriptors: Science Achievement, Chemistry, Intervention, Cartoons
Ozmen, Haluk; Demircioglu, Hulya; Demircioglu, Gokhan – Computers & Education, 2009
This paper aims to determine the effect of conceptual change texts accompanied with computer animations on 11th grade students' understanding and alternative conceptions related to chemical bonding. One experimental group (EG; N = 28) and one comparison group (CG; N = 30) were used in the study. While the comparison group taught traditional…
Descriptors: Experimental Groups, Achievement Tests, Chemistry, Grade 11
Ozmen, Haluk; Demircioglu, Gokhan; Coll, Richard K. – International Journal of Science and Mathematics Education, 2009
The research reported here consists of the introduction of an intervention based on a series of laboratory activities combined with concept mapping. The purpose of this intervention was to enhance student understanding of acid-base chemistry for tenth grade students' from two classes in a Turkish high school. An additional aim was to enhance…
Descriptors: Concept Mapping, High School Students, Intervention, Pretests Posttests
