A page of uncommon problems, most closely connected with number theory.

In his classic A Mathematician's Apology, G. H. Hardy likened mathematics to poetry and painting. This site elaborates on Hardy's remark with quotations from Stevens, Klee, Fry, and Focillon. Links to related sites are given.

A magic chalkboard takes you to a math art gallery and lots of interactive math activities, including: magic squares, conversions, seasonal surveys, symmetry, tessellations, geometric designs, games.

70 brain-teasers; a Primer on Cryptarithmetic; books and links to alphametics on the Web.

New version of the classic puzzle using row/column/quadrant permutations to display symmetries of graphic designs. Has link to a site on the underlying mathematics (Diamond Theory).

A newsletter edited by undergraduates of the Department of Mathematics at the University of Toronto. Includes some online copies.

A collection of mathematical quotations culled from many sources. You may conduct a keyword search through the quotation database.

At Mathematics Museum (Japan) you would be surprised how interesting mathematics is. You will find exhibition rooms produced by Japanese researchers and educators.

Interactive math pages including java Kali and a page on the world's largest prime.

Guide to Internet Casinos Online Gambling. Are you lucky?

Profile and description of his mathematical games and puzzles.