Browsing Faculté des sciences de l'éducation – Travaux et publications by Author "Giraldo, Victor"
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The introduction of real numbers in secondary education. An institutional analysis of textbooks
González-Martín, Alejandro S.; Giraldo, Victor; Souto, Alexandre M. (Taylor & Francis, 2013-07)In this paper we analyse the introduction of irrational and real numbers in secondary textbooks, and specifically the propositions on how these should be taught, in a sample of Brazilian textbooks used in state schools and approved by the Ministry of ...