An experimental program using the calculator in third, fourth, and fifth grades is described. Three example lessons are included, on (1) subtraction with regrouping, (2) estimation, and (3) number theory: Quadratics. (MK)

Activities in this edited volume of reprints from the Mathematics Teacher were selected in response to recommendations made by the National Council of Teachers of Mathematics for improving curriculum content. Specific areas addressed are problem solving, expanding basic skills, using calculators, using computers, and using manipulatives. Each…

This publication provides background information, ideas, and sample activities to help teachers in their efforts to aid students in developing problem solving skills. It provides an overview of the stages in the problem solving model recommended in the elementary mathematics program of studies. Several clusters of problem solving strategies are…