TY - JOUR AU - Álvarez, Isabel AU - Gómez Chacón, Inés María AU - Ursini, Sonia PY - 2015 DO - 10.12973/eurasia.2015.1409a SN - 13058215 UR - https://hdl.handle.net/20.500.14352/35036 T2 - Eurasia Journal of Mathematics, Science and Technology Education AB - 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... LA - eng M2 - 1507 PB - Eurasian Society of Educational Research KW - Algebra KW - Variable KW - Unknown KW - general number KW - Function KW - STEM education TI - Understanding the algebraic variable: Comparative study of mexican and spanish students. TY - journal article VL - 11 ER -