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Yilmaz, Diba; Tekkaya, Ceren; Sungur, Semra – International Journal of Science Education, 2011
The present study examined the comparative effects of a prediction/discussion-based learning cycle, conceptual change text (CCT), and traditional instructions on students' understanding of genetics concepts. A quasi-experimental research design of the pre-test-post-test non-equivalent control group was adopted. The three intact classes, taught by…
Descriptors: Educational Strategies, Control Groups, Research Design, Prediction
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Ardac, Dilek; Akaygun, Sevil – International Journal of Science Education, 2005
The study examines the effectiveness of visually enhanced instruction that emphasizes molecular representations. Instructional conditions were specified in terms of the visual elaboration level (static and dynamic) and the presentation mode (whole class and individual). Fifty-two eighth graders (age range 14-15 years) participated in one of the…
Descriptors: Grade 8, Molecular Biology, Instructional Effectiveness, Teaching Methods
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Watson, J. Rod; Swain, Julian R. L.; McRobbie, Cam – International Journal of Science Education, 2004
This study explores the extent to which small group argumentation and discussion was used as part of a series of three practical inquiry-based science lessons in each of two Year 8 (age 12-13) classes. The actions and talk of the teacher and two target groups of students in each class were recorded using video-recorders and audiorecorders.…
Descriptors: Student Attitudes, Small Group Instruction, Physics, Science Instruction
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Paik, Seoung-Hey; Kim, Hyo-Nam; Cho, Boo-Kyoung; Park, Jae-Won – International Journal of Science Education, 2004
This study investigates the various conceptions held by K-8th Korean grade students regarding the 'changes of state' and the 'conditions for changes of state'. The study used a sample of five kindergarteners, five secondgrade students, five fourth-grade students, five sixth-grade students, and five eighth-grade students. The 25 students attend…
Descriptors: Foreign Countries, Textbooks, Rural Areas, Science Education
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Barbosa, Rejane; Jofili, Zelia; Watts, Mike – International Journal of Science Education, 2004
This paper looks at three case studies within the teaching and learning of chemistry. Each case considers the effectiveness of group learning activities in terms of the ways in which they enhance cooperative learning. Group tasks are generally undertaken in order to encourage learners to develop their understanding of particular issues, lthough…
Descriptors: Foreign Countries, Teaching Methods, Scientific Concepts, Citizenship Education
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Falcao, Douglas; Colinvaux, Dominique; Krapas, Sonia; Querioz, Gloria; Alves, Fatima; Cazelli, Sibele; Valente, Maria Esther, Gouvea, Guaracira – International Journal of Science Education, 2004
A models and modelling approach was adopted to investigate the educational potential of a science museum exhibition. It focused on patterns of relationship between the teaching models proposed by designers and students models in regard to four exhibits concerning astronomical cycles. Student's models were elicited by interviewing 21 pupils…
Descriptors: Teaching Methods, Teaching Models, Exhibits, Museums
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Yilmaz, Ozgul; Boone, William J.; Andersen, Hans O. – International Journal of Science Education, 2004
This study was conducted in order to identify the intensity of Turkish students' views with regard to environmental issues presented in the national curriculum and to determine how these views differ by gender, grade level, previous science achievement, socio-economic status (SES), and school location. For this project, a 51-item Attitude Toward…
Descriptors: Foreign Countries, Student Attitudes, Environment, Environmental Education