This study investigated the use of collaborative instructional approaches on form two science students' performance in redox reactions. The sample for this study consisted of 106 science students from Winneba Senior High School in Ghana. The sample was selected from two intact classes in the school. After a pre-test organized for both classes, the…

This study aimed to examine the understanding of secondary school students about green chemistry-related concepts, to include raw materials, solvent, and atom economy. Interviews were conducted with secondary school students from Grades 9 to 12 to acquire their descriptive understanding of the corresponding concepts. Based on the systematic…

The purpose of this study was to determine Turkish primary teacher candidates' conceptual understandings of gases. In this study, a survey approach was used. The sample consisted of 240 primary teacher candidates. As the data collection tool, a questionnaire of six questions consisting of three open-ended and three multiple choice was used. The…

Where previous studies have shown the existence of misconceptions in astronomy, this research focuses on the level of awareness that teachers have of these misconceptions and the possible strategies they use to change the students' mental models. Through focus group interviews with secondary school teachers and semi-structured interviews with…

Students commonly find the field of physics difficult. Therefore, they generally have learning problems. One of the subjects with which they have difficulties is optics within a physics discipline. This study aims to determine students' conceptual understanding levels at different education levels relating to lenses in geometric optics. A…

This paper presents an analysis of physics teachers' as well as university and high school students' understanding of some astronomy concepts. In recent years, the significance of astronomy teaching in science education has gradually increased. Many research studies indicate that students have misconceptions about the reasons for seasons, the…

This work investigates the formation of particular student profiles based on of their ideas relating to basic characteristics of the atom. Participants were secondary students of 8th, 10th and 12th grades from Northern Greece (n = 421), with specific cohort characteristics e.g. age, grade and class curriculum, and individual differences, e.g.…

This work analysed the evolution of day/night cycle conceptions held by students of different ages and teachers in the Patagonian region of Argentina. The research was based on drawings, written explanations and semi-structured individual interviews. The results showed that both teachers and students had significant comprehension problems. These…