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Monari Martinez, Elisabetta; Benedetti, Nives – European Journal of Special Needs Education, 2011
The key questions are: is it true that persons with Down's syndrome can study mathematics only at a very elementary level? Might it be possible that their difficulties are mainly restricted to some fields, such as numeracy and mental computation, but do not encompass the entire domain of mathematics? Is the use of a calculator recommended? Is…
Descriptors: Familiarity, Numeracy, Mental Computation, Calculators
Maschietto, Michela – International Group for the Psychology of Mathematics Education, 2004
The paper concerns the analysis of the role of artefacts and instruments in approaching calculus by graphic-symbolic calculator at high school level. We focus on an element of the introduction of calculus: the global/local game. We discus the hypothesis that the zoom-controls of calculator support the production of gestures and metaphors that…
Descriptors: Grade 12, Calculus, Graphing Calculators, High School Seniors