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Looking over Their Shoulder: Some Difficulties Students Have with Graphing Calculators.
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Williams, Carol G. – Mathematics and Computer Education, 1993
Discusses areas where teachers may harbor mistaken assumptions about their students' understanding when using graphing calculators: (1) confidence and competence with order of operations, (2) integration of algebraic and graphical knowledge, and (3) scaling a graph. (MKR)
Descriptors: Algebra, College Students, Concept Formation, Difficulty Level
Pitfalls in Graphical Computation, or Why a Single Graph Isn't Enough.
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Demana, Franklin; Waits, Bert K. – College Mathematics Journal, 1988
Argues that while microcomputer and graphing calculators have evolved to a stage where they should be used routinely by mathematics students at all levels, there is sometimes potential to mislead students with computer generated graphs. Examples are included. (PK)
Descriptors: College Mathematics, Computation, Computer Assisted Instruction, Computer Graphics
Manipulative Algebra--The Culprit or the Scapegoat?
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Waits, Bert K.; Demana, Franklin – Mathematics Teacher, 1988
Argues that before topics are added to or deleted from the traditional mathematics curriculum, it should be determined how technology can be used to teach that content. (PK)
Descriptors: Algebra, Calculators, Computer Graphics, Computer Software