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Cakici, Yilmaz; Yavuz, Gulben – Asia-Pacific Forum on Science Learning and Teaching, 2010
In the last three decades, the constructivist approach has been the dominant ideology in the field of educational research. The aim of this study is to explore the effect of constructivist science teaching on the students' understanding about matter, and to compare the effectiveness of a constructivist approach over traditional teaching methods.…
Descriptors: Constructivism (Learning), Experimental Groups, Control Groups, Foreign Countries
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Cetin, Gulcan; Nisanci, Seda Hilal – Asia-Pacific Forum on Science Learning and Teaching, 2010
The aim of this study was to examine the effectiveness of a new 9th grade biology curriculum on students' environmental awareness. Participants included 91 ninth grade students in a high school in Balikesir during the spring semester of the 2008-2009 academic years. Two classrooms, including 22 and 24 students respectively, were randomly assigned…
Descriptors: Experimental Groups, Control Groups, Interviews, Biology
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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
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Uzun, Naim – Asia-Pacific Forum on Science Learning and Teaching, 2009
The purpose of the study is to investigate the effects of an applied environmental education project carried out using the green-class model on students' environmental knowledge and its retention. 101 7th grade students attending Nazim Akcan Primary School in the Altindag Province of Ankara participated in the study. The study was carried out in…
Descriptors: Experimental Groups, Control Groups, Environmental Education, Grade 7
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Erdemir, Naki – Asia-Pacific Forum on Science Learning and Teaching, 2009
In this study, the effects of teacher-directed and self-directed problem-solving strategies on students' attitudes toward physics were explored. Problem-solving strategies were used with the experimental group, while the control group was instructed using traditional teaching methods. The study was conducted with 270 students at various high…
Descriptors: Experimental Groups, Control Groups, Student Attitudes, Physics
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Turkmen, Hakan – Asia-Pacific Forum on Science Learning and Teaching, 2009
The purpose of this study was to investigate what affect a technology based inquiry approach (TBIA) had on 5th grade primary students' understanding of earth, sun, and moon concept in a science and technology course and how this changed their academic achievements. This study was carried out in a 5th grade elementary science and technology course…
Descriptors: Experimental Groups, Control Groups, Elementary School Science, Astronomy