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

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

Now there is a wall 5 feet thick and two rats tunnel from opposite sides.

Suppose a man had put out one cent at compound interest in 1620, what would have been the amount in 1824, allowing it to double once in 12 years?

A circle, a square and an equilateral triangle all have the same perimeter equal to 1 meter. Compare their areas.

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

A tree 100 units high is 200 units distant from a well; from this tree one monkey climbs down and goes to the well...

Gun metal of a certain grade is composed of 16% tin and 84% copper. How much tin must be added to 410 lbs. of this gun metal to make a composition of 18% tin?

Now there are six-headed four legged animals and four-headed two-legged birds. Find the total number of animals and birds.

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

What will the diameter of a sphere be, when its volume and surface area are expressed by the same number?