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Convergence articles

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A five-volume set of biographies of mathematicians from ancient times to the twentieth century, aimed at secondary students.
Find the greatest value of y in the equation a4 x2= (x2 + y2)3.
How high above the earth must a person be raised that he [or she] may see 1/3 of its surface?
Prove that the area of a regular polygon can be given by the product of its perimeter and half the radius of the inscribed circle.
A set of four posters dealing with the Pythagorean Theorem, infinity, prime numbers, and the history of pi.
This meeting of the Canadian Society for the History and Philosophy of Mathematics takes place in Vancouver, BC, in association with the 2008 Canadian Congress of the Humanities and Social Sciences
The author presents five modules based on mathematics from medieval Islamic cultures for use in a variety of high school and college mathematics courses.
A reprint of the 32nd yearbook of the NCTM, dealing with developments in mathematics education in the U.S. and Canada. In particular, it gives a history of the various reform movements up to the publication date of 1980.
In a certain lake, swarming with red geese, the tip of a lotus bud was seen to extend a span [9 inches] above the surface of the water.
A survey of the use of technology in American mathematics teaching over the past 200 years.