Problems from Another Time

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

Euclid's Algorithm for the Greatest Common Divisor

Project to help discrete mathematics and computer science students learn basic properties of division and the Euclidean algorithm and its proof from Euclid himself

Sums of Powers in Discrete Mathematics: Archimedes Sums Squares in the Sand

A project to help students learn from Archimedes' writings how he summed squares

Deduction through the Ages: A History of Truth

A project to introduce students to logic and especially implication by consulting original sources from ancient to modern times

Primary Historical Sources in the Classroom: Discrete Mathematics and Computer Science

A collection of modules for teaching and learning by 'reading the masters'

Poles

On a certain ground stands two poles 12 feet apart, the lesser pole is 35 ft. in height and the greater 40 ft. It is sought, if the greater pole will lean on the lesser, then in what part will it touch?

Area Approximation

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

Man Crossing a Bridge

A man is walking across a bridge, when a boat passes under the bridge.How rapidly are the boat and the pedestrian separating after the boat passes under the bridge?

8th Grade Education in 1895

What it took to get an 8th grade education in 1895

Creatures with Four or Six Heads

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

A Dangerous Castle Indeed

A castle has n rooms each of which has 7 samurai in it.