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Interacción Con Representaciones Dinámicas Para Argumentar Sobre La Validez De Una Construcción Geométrica = Interaction with Dynamic Representations to Argue about the Validity of a Geometry Construction
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González, María Alejandra Calderón; Armella, Luis Enrique Moreno – North American Chapter of the International Group for the Psychology of Mathematics Education, 2022
From mathematics education, a great variety of studies have focused on analyzing the presence of digital technology from different points of view. Those who work with proof and argumentation have resisted presenting results with a technological component, due to the idea of formality associated with those terms, which has increased the existing…
Descriptors: Geometry, Validity, Mathematics Instruction, Computer Software
Conceptions of Honduran Secondary School Teachers on the Number Line in Symbolic Management Tasks = Concepciones de profesores Hondureños de secundaria sobre la recta numérica en tareas de gestión simbólica
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Estrada, Sharon Samantha Membreño; Soto, Claudia Margarita Acuña – North American Chapter of the International Group for the Psychology of Mathematics Education, 2022
The number line is a model that is used to measure, count, order and even operate, which requires a symbolic interpretation. Then, we investigate the conceptions of 72 in service secondary teachers, when they manage the model of the number line associated with order, spatial location and the relative position between numbers and marks. In a…
Descriptors: Mathematics Instruction, Secondary School Teachers, Numbers, Teacher Workshops