The aim of this study is to examine the cognitive structures of the secondary school students towards the concept of health. The study was carried out using the descriptive survey model, which is a research approach that intends to describe a past or present situation as it is. The study group of the research was determined by maximum diversity…

This study investigated primary school 5th and 8th graders' understanding and mental models related to the shape of the world and gravity, and how these models reflected the fact and what kind of a change there is from 5th to 8th graders. This research is based on a cross-sectional design. The study was conducted in a low socioeconomic level…

Radical constructivists advocate discovery-based pedagogical regimes that enable students to incrementally and continuously adapt their cognitive structures to the instrumented cultural environment. Some sociocultural theorists, however, maintain that learning implies discontinuity in conceptual development, because novices must appropriate expert…