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Direct linkVamvakoussi, Xenia; Christou, Konstantinos P.; Mertens, Lieve; Van Dooren, Wim – Learning and Instruction, 2011
It is widely documented that the density property of rational numbers is challenging for students. The framework theory approach to conceptual change places this observation in the more general frame of problems faced by learners in the transition from natural to rational numbers. As students enrich, but do not restructure, their natural number…
Descriptors: Foreign Countries, Mathematics Instruction, Comparative Education, Intervals
Peer reviewedMartinot, Delphine; Monteil, Jean-Marc – Learning and Instruction, 1995
Existence of an academic self-schema was studied with 142 French eighth and ninth graders and 50 high school students. Both success and failure schemas appeared to exist, but the academic failure schema was only observed for the variable self-description time. (SLD)
Descriptors: Academic Achievement, Academic Failure, Cognitive Structures, Elementary School Students
