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NCTM Annual Meeting in St. Louis
A lady being asked how old she was at the time of her marriage replied that the age of her oldest son was 13; that he was born 2 years after her marriage...
In this article which won the 2005 prize of HOMSIGMAA, the author discusses Eratosthenes' argument to determine the size of the earth as well as possibilities for the size which Eratosthenes found (in modern measures).
A number of 3 digits in base 7 has the same three digits...
A method for extracting square roots used in Italy through the 18th century was introduced in a manuscript by the 12th century mathematician al-Hassar. Appendix: When Was Fermat Born? (Not in 1601 ...)
A copper water tank in the form of a rectangular parallelopiped is to made. If its length is to be a times its breadth, how high should it be that for a given capacity it should cost as little as possible?
Given: a circle with an inscribed equilateral triangle. The triangle has an area of 12 square units. What is the area of the circle?
Given the cats eye as shown. Let the radius of the eye be given by R. What is the area of the pupil?
A man went to a draper and bought a length of cloth 35 braccia long to make a suit of clothes.
Original source material from seventeen mathematicians, with commentary by Stephen Hawking.

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