Students' mental models of diffusion in a gas phase solution were studied through the use of the Structure and Motion of Matter (SAMM) survey. This survey permits identification of categories of ways students think about the structure of the gaseous solute and solvent, the origin of motion of gas particles, and trajectories of solute particles in…

This article presents results of a research study. Sixty-one first graders' responses to interview questions about negative integer values and order and directed magnitudes were examined to characterize the students' mental models. The models reveal that initially, students overrelied on various combinations of whole-number principles as…

One of the most important tasks of the elementary (and not only) education we can find the teaching pupils to learn. The main topic of this paper is the presentation of the effects of teacher's experiences gotten in their own learning process as students or adults on the development of children's learning strategies. As the research was made in…

This mixed-methods study investigated the changes in Chinese students' motivation to learn English from elementary to high school and explored the reasons for these changes at different school levels. A motivational questionnaire was designed and administered to 3,777 elementary, junior high, and high school students, and follow-up interviews were…

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…

This study investigated preservice teachers' beliefs and attitudes about teaching culturally and linguistically diverse students when progressing through specially designed courses. Data were collected using the Teacher Multicultural Attitude Survey and semi-structured interviews. Analyses indicated that preservice teachers who received more…