The aim of this study is to examine the argumentation-based problem solving processes of 10th grade students in the context of quadratic equations. The study was carried out in a public high school in Istanbul. The study group consists of three male students selected by the method of "homogeneous sampling". In the research, special case…

This paper examines how hearing impaired students defined prism and used gestures in the process of this defining. It was utilized fenomenology of qualitative research methods. Opinions of two hard-hearing students' were consulted. It was used the grounded theory tecniques to analyze the data. Results indicated that the students used iconic,…

Following up on the effects of learning environments is essential to learning. The aim of this study was to examine students' mental models related to the concepts of expansion and contraction of materials. The population of the case study consisted of 155 students in a city center in Turkey. The data was gathered using open-ended questions that…

This study was conducted with the purpose of analyzing high school students' approach to problem solving activities, namely the metacognitive abilities and the strategies they employ. The results show that although students apply basic strategies well, they use a trial-and-error approach, they give-up when faced with difficulties and have…

Polymer Chemistry days run by Bristol ChemLabS at the School of Chemistry, University of Bristol for year 10 (14-15 year olds) school students are described. Pre and post questionnaires were analysed to determine the impact on attitudes to science. There was no change in attitudes to the importance of science or practical work in science, but…