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Download full textReznichenko, Nataliya – Online Submission, 2007
Assumptions: Today, when technology has taken its place in almost all classrooms in schools and colleges across the country, there is a need to know how technology "influences the mathematics that is taught and enhances students' learning" (NCTM, 2000, p. 24). Rationale: This presentation describes qualitative study which purpose was to…
Descriptors: Instructional Effectiveness, High School Graduates, Student Attitudes, Graphing Calculators
Kieran, Carolyn; Guzman, Jose – International Group for the Psychology of Mathematics Education, 2003
We present in this paper five case studies of instrumental genesis of number-theoretic concepts and techniques involving multiples, divisors, and numerical decomposition. The pupils, who were 12 to 15 years old, used the multi-line screen display of the graphing calculator to explore numerical tasks related to the "Five steps to zero"…
Descriptors: Task Analysis, Graphing Calculators, Mathematics Instruction, Case Studies
