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Rubilar, Álvaro Sebastián Bustos; Badillo, Gonzalo Zubieta – North American Chapter of the International Group for the Psychology of Mathematics Education, 2017
In this article, we report how a geometric task based on the ACODESA methodology (collaborative learning, scientific debate and self-reflection) promotes the reformulation of the students' validations and allows revealing the students' aims in each of the stages of the methodology. To do so, we present the case of a team and, particularly, one of…
Descriptors: Geometry, Mathematics Activities, Validity, Cooperative Learning