The radius of a circle is 3.20 meters. Compute to within .001m the areas of the inscribed and circumscribed equilateral triangles.

Individual problems from throughout mathematics history, as well as articles that include problem sets for students.

The authors recount the 'great tale' of Napier's and Burgi's parallel development of logarithms and urge you to use it in class.

A boy gives 11 coins of equal denomination to a man, and the man finds that their total value in yen is 4 less than his age.

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...

There were two men, of whom the first had 3 small loaves of bread and the other, 2.

How a translation of Peano's counterexample to the 'theorem' that a zero Wronskian implies linear dependence can help your differential equations students

What proportions of sugar at 8 cents, 10 cents and 14 cents per pound, will compose a mixture worth 12 cents per pound?

There is a log 18 feet long, the diameter of the extremities being 1 ft and 2.6 ft respectively...

Fibonacci gave a practical rule for approximating the area of an equilateral triangle.

Discussion of 15th century French manuscript, with translation of its problems, including one with negative solutions