Abstracts and abstractors' critiques are presented for six studies dealing with concept formation and misconceptions and for five studies dealing with cognitive development. The first six studies investigated: children's naive conceptions of the human body; students' understanding (or misunderstanding) of states of matter and density changes; the…

The development of the place value system and its universal use demonstrate the elegance and efficiency of mathematics. This paper examines the concept of place value by: (1) presenting the historical development of the concept of place value in the Hindu-Arabic system; (2) considering the evolution of the number zero and its role in place value;…

Presented are abstracts and abstractors' analyses of 10 studies related, in some manner, to learning. These studies focus on: (1) problem-solving processes used by experts and novices as they worked five mechanics problems (J. H. Larkin and F. Reif); (2) formal reasoning patterns of Italian high school students (M. L. Aiello-Nicosia, et al.); (3)…

Eleven papers comprise the special issue on learning disabilities and deal with definition, prevalence, promising research strategies, and potentially effective educational treatments oriented toward the processes of thought and the "learning to learn" strategy. (DB)

Volume 8, No. 2 of Investigations in Science Education contains critiques of articles dealing with science education research about various aspects of instruction. Also included are five responses from authors of articles to critiques of their work as it has been reported in professional journals. In total, this volume contains 10 critiques and…

The relationship between children's language and their knowledge of the various features of their language and their reading is examined from the perspective of several prominent theories about the link between thought and language. The first chapter contrasts features of five significant contemporary theories of language and thought--the Russian,…

This issue of "Investigations in Mathematics Education" contains: (1) 12 abstracts of research studies in mathematics education; (2) a list (by EJ number) of mathematics education research studies reported in the July-to-December 1984 issues of "Current Index to Journals in Education" (CIJE); and (3) a list (by ED number) of…

Described is the Man in a Changing Society (MIS) project in which K-12 Swedish children use parish records to study and research local history. Church records in Sweden contain detailed information about individuals living during the 18th and 19th centuries. To make this information accessible to researchers, the Swedish church records are being…