Handheld computers, sometimes known as PDAs, have been available for purchase since the mid-1990s, as have their handheld relatives, the graphing calculators. It is only in the past few years, however, that these diminutive devices have made their way into K-12 schools in numbers significant enough to allow us to draw conclusions about their…

This article addresses some important issues in mathematics instruction at the middle and secondary levels, including the structuring of a district's mathematics program; the choice of textbooks and use of calculators in the classroom; the need for more rigorous lesson planning practices; and the dangers of teaching to standardized tests rather…

As momentum for change in U.S. education continues to grow, questions about the nature and goals of mathematics education take on increasing urgency. This report proposes a framework for reform of school mathematics mainly through reshaping of the mathematics curriculum. Chapters included are: (1) "A Rationale for Change," describing changing…