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Download full textVan Dooren, Wim; De Bock, Dirk; De Bolle, Elke; Janssens, Dirk; Verschaffel, Lieven – International Group for the Psychology of Mathematics Education, 2003
A systematic series of studies by De Bock et al. revealed a strong, deep-rooted tendency among secondary school students to apply the proportional model in non-proportional problems involving lengths, areas and volumes of similar geometrical figures. In these studies, however, items were used involving direct measures for area and volume as well…
Descriptors: Academic Achievement, Secondary School Students, Mathematics Education, Geometry
