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Convergence articles

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If 40 oranges are worth 60 apples, and 75 apples are worth 7 dozen peaches, and 100 peaches are worth 1 box of grapes and three boxes of grapes are worth 40 pounds of pecans, how many peaches can be bought for 100 oranges?
Simpson's methods for finding maxima and minima are explored by using examples from his "Doctrine and Application of Fluxions." Many of his techniques could be used in today's classroom.
Three equal circumferences with radii 6" are tangent to each other. Compute the area enclosed between them.

Author Keith Devlin argues that the impact of the Pisan merchant and his Arabic numbers on medieval Europe was even greater than previously thought.

This is the title page of the first textbook in the calculus of variations, Leonhard Euler's Method of Finding Curved Lines that Show some Property of Maximum or Minimum. It was published in 1744.
This is a collection of plates that Leonardo da Vinci created to illustrate De divina proportione of Luca Pacioli.
A biography of Gauss designed for high school students.
Now there are three sisters who leave home together.
Three vertical posts along a straight canal, each rising to the same height above the surface of the water. By looking at the line of vision, determine, to the nearest mile, the radius of the earth.
The 2006 Joint Mathematics Meetings in San Antonio, TX, January 12-15, 2006, have many sessions in the history of mathematics and their use in teaching.