Three studies examined the domain of concepts about dinosaurs in order to assess how the domain might be structured in 4- through 7-year-old children's representations and to explore how the knowledge might be used. Findings indicated that significant differences exist in the way expert and novice children's representations are structured.…

Adolescents with mental retardation viewed a story enacted with props and were asked questions about the knowledge and beliefs of the characters. Subjects performed worse than did nondisabled children matched for mental age. Subjects did better on questions requiring first-order reasoning than on those involving second-order reasoning. (Author/JDD)

Examines aspects of 10-year-old children's conceptions of understanding. Analyzes to what extent they (1) recognize understanding as a cohesive whole, (2) know when a descriptive understanding versus a causal understanding is expected, and (3) can distinguish between the types of causal understanding in science and history. Includes references and…

The pamphlet reviews cognitive and developmental psychology research in which skilled and less skilled performance patterns and mechanisms have been compared. Knowledge has been described, in theory, in terms of an associative network in which concepts are represented as the nodes of the net, and relations between concepts serve as associative…

Research summarized here demonstrates how similarity thinking can be used in training programs to help ethnic minority children acquire basic skills. Current achievements are often attenuated by poor language skills, especially when English is not the first language of the child. Similarity thinking assesses the child's ability to learn without…

Trends in emphases in the study of clinical reasoning are examined, with attention to three major branches of research: problem-solving, knowledge engineering, and propositional analysis. There has been a general progression from a focus on the generic form of clinical reasoning to an emphasis on medical content that supports the reasoning…

An overview is presented of the epistemology of the three types of constructivism. Criticized is another interpretation of constructivism; it is stated that this interpretation is trivial, cognitively abridged, and disrespectful of students' capacities, creativity, and imagination. Constructivism has to go beyond saying that knowledge is…