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diSessa, Andrea – Cognition and Instruction, 2007
Clinical interviewing is viewed here as a social interactional pattern in order to examine the nature and limits of the technique as a means of scientific data acquisition. I defend the technique against criticisms that it is ecologically suspect and prone to systematic biases, mainly due to influence of the interviewer on the interviewee or to…
Descriptors: Interaction, Ethics, Interviews, Data Collection
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Ellis, Amy B. – Cognition and Instruction, 2007
This paper reports the mathematical generalizations of two groups of algebra students, one which focused primarily on quantitative relationships, and one which focused primarily on number patterns disconnected from quantities. Results indicate that instruction encouraging a focus on number patterns supported generalizations about patterns,…
Descriptors: Algebra, Teaching Methods, Mathematics Instruction, Mathematical Concepts
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Clark, Douglas B. – Cognition and Instruction, 2006
This research analyzes students' conceptual change across a semester in an 8th-grade thermodynamics curriculum. Fifty students were interviewed 5 times during their 8th-grade semester and then again preceding their 10th- and 12th-grade years to follow their subsequent progress. The interview questions probed students' understanding of…
Descriptors: Thermodynamics, Comprehension, Concept Formation, Interviews
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Metz, Kathleen E. – Cognition and Instruction, 2004
The study examined children's understanding of scientific inquiry, through the lens of their conceptualization of uncertainty in investigations they had designed and implemented with a partner. These largely student-regulated investigations followed a unit about animal behavior that emphasized the scaffolding of independent inquiry. Participants…
Descriptors: Elementary School Students, Inquiry, Animal Behavior, Concept Formation