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Convergence articles

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What number which being increased by 1/2, 1/3, and 1/4 of itself, the sum shall be 75?
A collection of the Kenneth May lectures in the history of mathematics given at meetings of the Canadian Society for the History and Philosophy of Mathematics.

The author shows how teachers can use Leonhard Euler's original works in the classroom to explore Euler's famous polyhedral formula,
V + F = E + 2.

How long does it take a single man to do work when...
A brief introduction to the life of John Napier, along with an animation of calculations using Napier's bones.
An oracle ordered a prince to build a sacred building, whose space would be 400 cubits, the length being 6 cubits more than the width, and the width 3 cubits more than the height. Find the dimensions of the building.
A delightful survey of the history of trigonometry, along with discussions of its uses, both ancient and modern.
This is a translation of an article of Leonhard Euler in which he attempts to prove the fundamental theorem of algebra. In addition, he discusses in detail his understanding of the nature of complex numbers.
Essays on how number has been critical to the work of scientists through the ages.
The classic work by Dirk Struik is still worth reading, especially for its attention to the social context of the development of mathematical ideas.