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A New Practice Evolving in Learning Mathematics: Differences in Students' Written Records with CAS

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Ball, Lynda; Stacey, Kaye – International Group for the Psychology of Mathematics Education, 2004

Students who learn mathematics with CAS calculators are likely to develop new practices for doing and recording mathematics. Students discussed in this paper were able to use CAS calculators in examinations, making their own decisions about what to document as written records for solutions to problems. A comparison of some features of written…

Descriptors: Syntax, Graphing Calculators, Algebra, Mathematics Instruction

Some "Big Ideas" of Algebra in the Middle Grades.

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Edwards, Thomas G. – Mathematics Teaching in the Middle School, 2000

Identifies big ideas for the informal study of algebra-related topics in the middle grades including notation, variable, function, and properties of number. Suggests meaningful ways to accomplish them. (YDS)

Descriptors: Algebra, Calculators, Coding, Concept Formation