# Volume 5, Numbers 2 & 3 (July 2008)

## Full Volume

## Editorial

## Articles

The Brachistochrone Problem: Mathematics for a Broad Audience via a Large Context Problem

Jeff Babb and James Currie

Comparison of Geometric Figures

Spyros Glenis

How can science history contribute to the development of new proposals in the teaching of the notion of derivatives?

Arnaud Mayrargue

Incoherence of a concept image and erroneous conclusions in the case of differentiability

Antti Viholainen

Chess and problem solving involving patterns

Dores Ferreira and Pedro Palhares

Associative Operations on a Three-Element Set

Friðrik Diego and Kristín Halla Jónsdóttir

Mathematics and the World: What do Teachers Recognize as Mathematics in Real World Practice?

Barbara Garii and Lillian Okumu

Mathematics for Middle School Teachers: Choices, Successes, and Challenges

Linda Martin and Kristin Umland

Magic Math Cards

Steve Humble

Chopping Logs: A Look at the History and Uses of Logarithms

Rafael Villarreal-Calderon

Main Points of Objections to the "No Child Left Behind"

Mike O'Lear and Bettina Dahl

Mathematical Cognition and the Final Report of the National Mathematics Advisory Panel: A Critical, Cultural-historical Activity Theoretic Analysis

Wolff-Michael Roth

E(race)ing Race from a National Conversation on Mathematics Teaching and Learning: The National Mathematics Advisory Panel as White Institutional Space

Danny Bernard Martin

Three Strikes

Tom O'Brien and Marianne Smith

The Political Context of the National Mathematics Advisory Panel

Eric (Rico) Gutstein

Algebra for all?

Brian Greer