Mathematics activities and facts related to pi are presented in this issue of "Student Math Notes." Included are: (1) an exercise based on Buffon's needle problem in which pieces of toothpicks are dropped onto a ruled surface; (2) a calculation of pi to 200 decimal places; (3) exercises related to Biblical and ancient Chinese…

The purpose of this paper is to identify how the theory and techniques of research in cognitive development can be applied to the study of learning and instruction in mathematics. Five basic research paradigms are characterized; major directions of research on number, measurement, geometry, and adolescent reasoning are identified. Most of the…

This collection of papers focuses on numeracy education for adults. In a paper entitled "Functional Numeracy," Terry Riley questions the underlying assumptions of functional numeracy and suggests that the term has often been distorted and oversimplified. Margeret Moss, in her paper "The Language of Numeracy," stresses that…