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Burgos, María; Godino, Juan D. – International Electronic Journal of Mathematics Education, 2020
In this paper, we analyse the results of an experience designed and implemented to evaluate the epistemic and cognitive conflicts identified in the study of proportionality, carried out by a group of 21 students in their last year of primary education. Initially the students exhibit difficulties to recognize situations where proportionality can be…
Descriptors: Mathematical Concepts, Mathematics Education, Elementary School Mathematics, Elementary School Students
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Casas-Quiroga, Lucía; Crujeiras-Pérez, Beatriz – International Journal of Science Education, 2020
This study is framed in the social perspective of Epistemology of Science, and it aims to examine the epistemic operations performed by high school students while engaged in a role-play about food safety that requires them to engage in both argumentation and decision-making practices. The epistemic operations are examined on two different levels:…
Descriptors: Foreign Countries, High School Students, Grade 11, Science Process Skills
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Toscano, Rocío; Gavilán-Izquierdo, José María; Sánchez, Victoria – EURASIA Journal of Mathematics, Science and Technology Education, 2019
From a commognitive approach, this article focuses on the discourse generated by preservice primary teachers who are solving didactic-mathematical tasks. Our aims are to study the characteristics of the aforementioned discourse and, through these characteristics, identify whether a discourse close to the one of primary teachers is beginning to…
Descriptors: Mathematics Instruction, Problem Solving, Discourse Analysis, Preservice Teachers