Israeli children's (kindergarten to grade nine) explanations about the water cycle are described. Reports the children's views about the source of clouds and the mechanism of rainfall. It was concluded that understanding evaporation is a necessary condition for explaining a mechanism of rain containing the ideas of condensation and heaviness. (YP)

Explores how some of the work in the history and philosophy of science might develop a more adequate understanding of students' untutored ideas. Describes how students' views can be interpreted. Explains and discusses the merits of commonsense-scientific theory analogy. (YP)

Analyzes the concept of teaching from various aspects. Reviews research on students' conceptions of natural phenomena, conceptual change, and teacher thinking. Suggests an appropriate conception of teaching science. (YP)

Examines childrens' (age 8-14) conceptions of shadow formation through interviews. Identifies "the trigger model" of shadows and finds that there are multiple roles that children attribute to light. (YP)