Examines the relationships and development of communities of concepts related to heat and convection among fifth grade students. Discusses the influence of familial and cultural experiences on conceptual development as well as the extent to which competing phenomena affect the development of new conceptual understandings. (Contains 49 references.)…

This study describes the effects of ability-paired student interactions on achievement as fifth graders (ten-year-olds) worked on laboratory activities relating to balance. Achievement gains were assessed (n=83) by analysis of pre/posttest differences on the Lever Concept Test. Audio recordings and field notes (n=30) were analyzed for the…

This study was conducted to examine how the organization of preservice teachers' (N=23) knowledge about teaching changed during the last year of their undergraduate program which included a teaching methods course and student teaching. In order to explore cognitive organization three tools were combined: multidimensional scaling, concept mapping,…

Examines changes in knowledge structures and beliefs related to class management experienced by middle school preservice teachers (n=23). The study charts changes in concerns, skills, and attitudes through the initial, middle, and concluding student teaching stages. A framework of change for class management concepts is reported and influences…