Macalester College Problem of the Week

Problem of the Week is a list of POW sites, with brief reviews.

Problems of the Week from Math Forum

Mathematical Games, Toys, and Puzzles

Interactive Mathematics Miscellany and Puzzles features a monthly column called "Cut the Knot", mathematical problems, and a bibliography

Mystery Master logic puzzle solver

Daily cross sum puzzles

What's New in Mathematics contains recent news articles.

+ Plus magazine is an internet magazine published five times a year which aims to introduce readers to the beauty and the practical applications of mathematics.

The Mathematical Atlas is a collection of short articles designed to provide an introduction to the areas of modern mathematics and pointers to further information.

Mathematics Awareness Month is every April.

Famous Problems in the History of Mathematics at the Math Forum

Earliest Uses of Various Mathematical Symbols

Earliest Known Uses of Some of the Words of Mathematics