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Psillos, D.; And Others – Research in Science and Technological Education, 1987
Reported are compulsory education pupils' representations of electric current in a constructivist approach to introducing direct current (DC) circuits. Suggests that the pupils views can be modelled after an energy framework. Makes suggestions about the content, the apparatus and the experiments used in teaching DC circuits. (CW)
Descriptors: Concept Formation, Curriculum Development, Electric Circuits, Electricity
Vosniadou, Stella; Brewer, William F. – 1990
This document reports the results of a cross-cultural study on children's knowledge about the shape, gravity, movement, and location of the Earth and about the day/night cycle. The subjects of the study were elementary school students from Greece (N=90) and the United States (N=60). The results of the study showed that the children in both samples…
Descriptors: Astronomy, Cognitive Development, Cognitive Structures, Comparative Education