Science and Education Research

The purpose of this study was to identify biology student teachers’ misconceptions of cell divisions using drawings and interviews. Data were collected from 124 biology student teachers. An analysis of drawings and interviews suggested that biology student teachers have a series of significant problems and misconcepti…

The purpose of this study is to investigate the effects of the Engagement, Exploration, Explanation, Extension, and Evaluation (5E) learning cycle, conceptual change texts, and traditional instructions on 8th grade students' understanding of photosynthesis and respiration in plants. Students' understanding of photosyn…

• CEREN ÖZTEKİN

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• HÜLYA DEDE

This study investigated the effect of conceptual change instruction on Grade 11 students' (aged 16–17 years) understanding of respiration. To first determine students' misconceptions, ten Grade 11 students were interviewed and data obtained from these interviews and related literature was used to develop the Respirati…

• CEREN ÖZTEKİN

The aim of this study was to investigate effectiveness of PDEODE (Predict-Discuss- Explain-Observe-Discuss-Explain) teaching strategy in helping students make sense of everyday situations. For this, condensation concept was chosen among many science concepts since it is related to many everyday-life events. Forty-eigh…

• BAYRAM COŞTU

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• CEREN ÖZTEKİN

This study examines the difficulties biology teachers face when teaching cell division in the secondary schools of the central part of the Erzurum province in Turkey. During this research, a questionnaire was distributed to a total of 36 secondary school biology teachers. Findings of the study indicate biology teacher…

• FULYA ÖZTAŞ

This study involved the development and application of a two-tier diagnostic test for measuring students’ understanding of cell division and reproduction. The instrument development procedure had three general steps: defining the content boundaries of the test, collecting information on students’ misconceptions, and i…

• YILMAZ KARA

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• CEREN ÖZTEKİN

The authors investigated the comparative effect of the learning cycle and expository instruction on 8th-grade students' achievement in genetics. They adopted the nonequivalent control group design as a type of quasiexperimental design. The experimental group (N = 104) received learning cycle instruction, and the contr…

• CEREN ÖZTEKİN

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• BAYRAM COŞTU

The purpose of this study was to determine whether Science, Technology, and Society (STS) learning increases student concept mastery, general science achievement, use of concepts in new situations, and attitudes toward science in middle school classrooms. The study involved two teachers and fifty-two students in grade…

• HAKAN AKÇAY