Yücel, Ayşem Seda
Hacettepe University

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Examining High School Students’ Cognitive Structures on the Concept of Cleaning Agent through Word Association Test Alkan, Fatma; Dinçdemir, Dilay; Yücel, Ayşem Seda
Jurnal Penelitian dan Pembelajaran IPA Vol 7, No 2 (2021): Available Online in November 2021 (Web of Science Indexed)
Publisher : Department of Science Education, Universitas Sultan Ageng Tirtayasa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30870/jppi.v7i2.12058

Abstract

The aim of this research is to determine high school students’ cognitive structure regarding cleaning agent via word association test. The sample of the research consists of 160 high school students. A word association test (WAT) prepared to test the structure addressed in the study was used as the data collection tool. Content analysis was used to evaluate the data obtained from the sample group. Words written by high school students in relation to the test were analyzed elaborately and based on this analysis concepts were categorized as well as their frequency. As for the first section of the word association test, three main categories were obtained: Chemical cleaning agent, natural cleaning agent, and cleaning equipment. When it comes to the second part, the highest frequency values were in the category of chemical cleaning agent, natural cleaning agent category, cleaning equipment category. All in all, it was concluded that the natural cleaning agent category had the highest frequency, the chemical cleaning agent category was in the second place, and the cleaning equipment category had the lowest frequency.
Developing Context-Based Teaching Competencies of Chemistry Teachers: Designing and Implementing Context-Based Activities Mustafaoğlu, Fatma Merve; Yücel, Ayşem Seda
Jurnal Penelitian dan Pembelajaran IPA Vol 8, No 2 (2022): Available Online in November 2022 (Web of Science Indexed)
Publisher : Department of Science Education, Universitas Sultan Ageng Tirtayasa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30870/jppi.v8i2.16491

Abstract

Context-based teaching is the use of contexts as a starting point for the development of scientific ideas in learning environments. Teachers can use this teaching approach to increase students' motivation and willingness to learn science. The focus of this research was to develop context-based teaching competencies of teachers. With this in mind, this research aimed to determine the effects of feedback on the development of teachers' context-based teaching competency and the factors affecting the teaching process. In the study, collective case study design was employed. The study was carried out with two chemistry teachers who participated in the In-Service Training Course on Context-Based Chemistry Teaching conducted by the researcher. The data of the research were collected through field notes, semi-structured interview, follow up interviews and video recordings. As a result of the research, it was determined that the feedback had a positive effect on the development of chemistry teachers' context-based teaching competency. It was revealed that teacher anxiety, professional knowledge, difficulty in designing materials and lack of interest of students affected the teaching process.