Resumen de Pedagogical instruction with calculators
Karen Lucas, Jo Ann Cady, Spencer Jamieson (ed. lit.), Patricia W. Freeman (ed. lit.), Courtney Baker (ed. lit.)
Pedagogical use is the key to effective instruction with calculators. Three practical activities for elementary school students offer clear examples of what is meant by pedagogical uses of calculators. They are designed to improve students' conceptual understanding about place value, relationships between operations, and estimation.
Online extra: http://www.nctm.org/tcm009
