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Hillman, Thomas – International Journal for Technology in Mathematics Education, 2014
This article examines mathematical activity with digital technology by tracing it from its development through its use in classrooms. Drawing on material-semiotic approaches from the field of Science and Technology Studies, it examines the visions of mathematical activity that developers had for an advanced graphing calculator. It then follows the…
Descriptors: Mathematics Activities, Graphing Calculators, Semiotics, Educational Technology
Hitt, Fernando; Morasse, Christian – Electronic Journal of Research in Educational Psychology, 2009
Introduction: In this document we stress the importance of developing in children a structure for advanced numerical-algebraic thinking that can provide an element of control when solving mathematical situations. We analyze pupils' conceptions that induce errors in algebra due to a lack of control in connection with their numerical thinking. We…
Descriptors: Manipulative Materials, Grade 9, Mathematical Concepts, Methods