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Critical Moments in Generalization Tasks. Building Algebraic Rules in a Digital Sign System
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Guerrero, Lourdes; Rojano, Teresa; Mavirikis, Manolis; Hoyles, Celia – North American Chapter of the International Group for the Psychology of Mathematics Education, 2011
We report findings of research that deals with secondary students' interaction with a digital microworld, eXpresser. eXpresser is designed to support students in constructing general figural patterns of square tiles and expressing the algebraic rules that underlie them. Our focus is on the sense production that emerges as students use eXpresser.…
Descriptors: Mathematics Instruction, Algebra, Educational Technology, Technology Uses in Education