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Direct linkChristou, Konstantinos P.; Vosniadou, Stella – Mathematical Thinking and Learning: An International Journal, 2012
Three experiments used multiple methods--open-ended assessments, multiple-choice questionnaires, and interviews--to investigate the hypothesis that the development of students' understanding of the concept of real variable in algebra may be influenced in fundamental ways by their initial concept of number, which seems to be organized around the…
Descriptors: Numbers, Grade 10, Algebra, Secondary School Students
