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Araz, Gulsum; Sungur, Semra – Biochemistry and Molecular Biology Education, 2007
This study aimed at comparing the effectiveness of problem-based learning (PBL) and traditional lecture-based instruction on elementary school students' academic achievement and performance skills in a science unit on genetics while controlling for their reasoning ability. For the specified purpose, two instructional methods were randomly assigned…
Descriptors: Elementary School Students, Textbooks, Academic Achievement, Problem Based Learning
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Sungur, Semra; Tekkaya, Ceren; Geban, Omer – Journal of Biological Education, 2006
In this study, the effect of problem-based learning on students' academic achievement and performance skills in a unit on the human excretory system was investigated. Sixty-one 10th grade students, from two full classes instructed by the same biology teacher, were involved in the study. Classes were randomly assigned as either the experimental or…
Descriptors: Experimental Groups, Control Groups, Academic Achievement, Problem Based Learning
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Sungur, Semra; Tekkaya, Ceren – Journal of Educational Research, 2006
The authors used the Motivated Strategies for Learning Questionnaire to investigate the effectiveness of problem-based learning (PBL) and traditional instructional approaches on various facets of students' self-regulated learning, including motivation and learning strategies. Participants included 61 tenth-grade students from 2 intact classes…
Descriptors: Problem Based Learning, Instructional Effectiveness, Conventional Instruction, Independent Study