Investigates the effects of learning material construction on concept learning while aiming for students to acquire the basic concepts of electricity and magnetism. Reports that concept learning of electricity and magnetism is influenced by the hierarchical structure of learning materials, not by sequence. (Contains 14 references.) (Author/YDS)

Japanese and Thai kindergarten children were shown the same visual displays of moving objects and asked to compare the speed of those moving objects. The results significantly indicated that Thai children's concept of speed is further advanced than that of Japanese children. (MLH)

Sixty Japanese children ranging in age from 3 years 4 months to 7 years 5 months were individually interviewed with three Piagetian tasks. Children's levels of representation were assessed by asking for a graphic representation of 4 dishes, 6 pencils, 8 small blocks etc. A conservation-of-number task was then given to assess children's level of…

Fourth-grade control students were given a multiple-choice problem involving conservation of weight. Experimental group subjects were given a fictitious choice response distribution with conflicting reasons. Curiosity for confirmation, progress in generalizing the principle of conservation, and positive correlation between curiosity and progress…

Most of the seven articles in this collection present research on the social development of young children. Specifically, "Issues in Socio-Emotional Development " (Kazuo Mikyake, Joseph Campos, and Jerome Kagan) and "Japanese vs. United States Comparison of Mother-Infant Interaction and Infant Development: A Review" (Shing-jen…

The first volume of the 29th annual conference of the International Group for the Psychology of Mathematics Education contains plenary lecture and research forum papers as listed below. Short oral communications papers, poster presentations, brief summaries of discussion groups, and working sessions are also included in the volume. The plenary…