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Álvarez, Isabel; Gómez-Chacón, Inés Mª – EURASIA Journal of Mathematics, Science & Technology Education, 2015
Students' difficulty in learning and suitably understanding the concept of the algebraic variable has been studied with a number of tools and documented for several populations. Little research has been conducted, however, using the same tool to explore understanding of the notion among populations from different countries in an attempt to…
Descriptors: Algebra, Mathematical Concepts, Concept Formation, Cross Cultural Studies