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Powell, Arthur B.; Maher, Carolyn A. – International Group for the Psychology of Mathematics Education, 2003
This report analyzes the discursive interactions of four students to understand what heuristic methods they develop as well as how and why they build isomorphisms to resolve a combinatorial problem set in a non-Euclidian context. The findings suggest that results of their heuristic actions lead them to build isomorphisms that in turn allow them to…
Descriptors: Heuristics, Problem Sets, Grade 12, High School Students