Reviews research on children's ideas about floating and sinking. Describes the Model-Assisted Reasoning in Science (MARS) project curriculum and student responses to a question about helium balloons. Contains 61 references. (DDR)

Takes a situated-cognition perspective on learning and cognitive development. Presents a detailed framework that includes operationalizations for levels of situated learning. Contains 31 references. (DDR)

Compares the worldview of Native American students of the traditional Kickapoo Band with the worldview encountered in the science classroom. Investigates by conducting periodic observation in two classrooms over an 18-month period of time. Contains 41 references. (DDR)

Presents evidence from the Yupiaq culture that demonstrates a body of scientific thought and epistemology that differs from that of Western science. Contends that this information can provide a more culturally relevant framework for science learning for some students. Contains 20 references. (DDR)

Investigates the effects of a constructivist versus objectivist learning environment on college students' conceptual change using a computer simulation of the human cardiovascular system as an instructional tool. Contains 33 references. (DDR)

Provides historical information on the incorporation of physics as a subject into secondary schools in Spain. Cites religious and political tensions as early roadblocks to curriculum development. (DDR)

Analyzes and explores questions about the dialogic nature of beliefs and students' belief talk about the nature of science and scientific knowledge. Argues that students' discourse is better understood as a textual bricolage sensitive to conversational context. Contains 26 references. (DDR)

Argues that the framework of sociologists extends commonly used analytical frameworks in socioscientific research in education. Foregrounds the social construction of knowledge and highlights the nature of knowledge production. (DDR)

Considers claims regarding GTE (Generic Tutoring Environment) and describes how instructional strategies are represented in Eon, an authoring tool for intelligent tutoring systems. Highlights include comparisons of GTE with other formalisms; intended audiences; representing instructional expertise; tradeoffs between generality and inferencing…

Argues that although Gardner's conception of human cognition, characterized by a set of multiple and distinct cognitive capabilities, is an advance over the narrow conception of IQ, it runs into fundamental difficulties of a methodological kind and is based on a discredited empiricist theory of knowledge which work with artificial neural networks…

Replies to "The Theory of Multiple Intelligences: A Case of Missing Cognitive Matter," also in this issue. Disagrees about the role theory of knowledge plays in the context of justification of multiple intelligences. Specifically, asserts that the article's criticisms based on philosophy of science claims and work with artificial neural…

Determines teachers' conceptions of evolutionary theory using the technique of concept mapping. Discusses the methodology, the survey items, and concept map features. Makes specific recommendations for the teaching of evolution. (Contains 32 references.) (DDR)

Reports on the field of experimental economics and speculates about why we value fairness and cooperation over the seemingly more rational selfishness. Illustrates a typical decision making situation using the Ultimatum game. (DDR)

Argues that it is easier to transform schools and the process of schooling when social, cultural, political, and economic issues frame the discourse about how to ensure that all students have access to an equitable education. (DDR)

Discusses dictionaries in digital form and describes a new type of structured, interactive hyper-dictionary that connects user learning activities with corresponding queries that express information wishes. Topics include dictionaries as knowledge acquisition support tools; searching; browsing; self-assessment though knowledge representation; and…