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Convergence articles

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Knowing the base, b, and the altitude, a, of a triangle. Find the expression for a side of the inscribed square.
A study of Victorian idealism and its relation to religion, as exemplified in the work of three 19th century British mathematicians.
Website containing much information on mathematical symbolism and terminology, as well as portraits of mathematicians from postage stamps.
A cliff with a tower on its edge is observed from a boat at sea; find the height of the cliff and the tower.
The authors provide descriptions of Maya calendar systems, photos of artifacts, examples of calendar conversions, and exercises for classroom use.
Two circles of radii 25 feet intersect so that the distance between their centers is 30 feet. What is the length of the side of the largest square inscribable within their intersecting arcs?
A discussion of a collaborative effort in Italy to produce materials enabling secondary school teachers to use the history of mathematics in the classroom.
This website is connected to the book, The Joy of Pi. It has numerous interesting facts about pi, with links to additional sites.

This book demonstrates the relationship between the mathematics in some recently discovered Babylonian tablets and some standard problems from Egyptian mathematics.

A CD with eleven modules, each containing numerous activities designed to help secondary teachers use the history of mathematics to teach mathematics.