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Given a guest on horseback rides 300 li in a day. The guest leaves his clothes behind. The host discovers them after 1/3 day, and he starts out with the clothes.
A speculator bought stock at 25% below par and sold it at 20% above par. He gained $1560. How much did he invest?
This resource consists of a series of 61 worksheets, each focused on a particular problem and related to a particular historical mathematical personality.
A listing of the history sessions at the 2008 Joint Mathematics meetings in San Diego, January 4-9, 2008.
After completing this assignment on Simon Stevin's treatment of decimal fractions in his 1585 De Thiende, the author's preservice mathematics teachers understood why our usual procedure for multiplying such fractions works.
A square walled city of unknown dimensions has four gates, one at the center of each side.
Boyer's classic text, as revised by Uta Merzbach, is still worth having.
This collection of readings gives details on the history of mathematics education in the U.S. from 1828 to 1959.
If 80 dollars worth of provisions will serve 20 men for 25 days, what number of men will the same amount of provisions serve for 10 days?
These posters illustrate aspects of the history of mathematics in countries from Babylonia to Ireland.

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