This study was designed to develop an assessment tool to measure high school students' personal epistemology (PE) in the physics domain by using validation processes. Based on theoretical foundations of PE, the PPEQ was conceptualised on six hypothetical dimensions: structure of knowledge [SK], justification of knowledge and knowing [JK],…

Energy is a difficult concept to be understood by students of all levels. Thus, the aim of the study is to determine how high school students at different levels perceive the energy and related concepts. In line with this purpose, 173 students in total of which 57 ones of the 9th grade, 94 ones of the 10th grade and 22 ones of the 11th grade…

The aim of this study was to investigate 9th grade biology students' cognitive structures about the basic components of the living organisms and association between the concepts forming these basic components. Participants consisted of 50 9th grade biology students in two secondary schools in the northwest of Turkey. Data were collected by the…

The study aimed to determine students' opinions about their ninth grade biology textbook that had been created in accordance with the constructivist learning approach. On the basis of a detailed literature review of studies on textbooks; questionnaires used for assessment of textbooks; and constructivist learning approach, a questionnaire was…

The purpose of this study is to investigate the effects of using geometric functions approach on 9th grade students' motivation levels toward mathematics in functions unit. Participants of this study were 87 students who were ongoing in the first year of high school in Turkey. In this research, pretest and posttest control group quasiexperimental…

The most important element of the education system is education itself, the process through which student behaviours are acquired. One of the most crucial and effective elements in this learning process is feedback. Feedback to students is at the centre of much research that discusses interaction between student and teacher behaviour. In physical…

The purpose of this study is to examine the relationships between ninth grade students' metacognitive self-regulation skills and physics self-efficacy beliefs and their critical thinking. To this end, 162 students attending the ninth grade participated in the study. Critical thinking scale, metacognitive self-regulation scale and physics…

The purpose of this study is to describe the procedure and examples of visual proofs (VP-or proof without words) developed by gifted mathematics secondary school students after their experiences. The participants of this study are three male 9th grade students enrolled in a private science high school. In the first stage of the research a briefing…

The purpose of this study is to identify the sources of reading difficulties and to evaluate reading fluency of 9th grade students which aims to improve students' reading and their understanding of complex literary texts. The sample is composed of 120 students selected from 9th grade of 10 different high schools in central province of Ankara in…

People around the world differ in race, language, religion, gender, and social and economic traits. Peace and calmness in the world can be created by teaching the value of "tolerance" to all people. In this age, war, violence and terror occur frequently. Thus, it was particularly important that the United Nations Educational, Scientific…

It is known that difficulties are often experienced in conceptual learning of mathematics, which is an abstract lesson. For this reason, it is difficult for students to conceptually learn inequalities, one of the difficult subjects of mathematics. The aim of this study is to investigate the effect of dialogic teaching to overcome the general…

In this study, students' misconceptions about the ozone layer were investigated, looking specifically at the effect internet-based media has on the formation of these misconceptions. Quantitative and qualitative research approaches were used to perform the research. As part of the quantitative portion of the research, the descriptive survey…

Teaching English does not automatically mean teaching from a course book, though employing a course book is possibly the most accepted way of teaching a foreign language today. It is good to specify what the role of course books is or should be in the learning and teaching process. However, it is important to grasp that a course book is just…

This study investigates the extent of interest among middle and high school students in environmental protection issues along with the sources of their interests and factors that impact their interests, namely people with whom they interact and courses that they take related to the environment, science and technology. In addition, it is confirmed…

The main purpose of evaluation is to improve the quality of program. So, the purpose of this study was to evaluate the Health Education Program of 9th graders (HEP) with Educational Criticism Model of Eisner. The study was conducted with the qualitative research method. A holistic single case design was employed in this study. The typical case…