Math League provides students with fun and educational math contests, problem books, and math educational software.

Dave Rusin's survey of research-level mathematics, with introductory articles for non-mathematicians.

Links to sites related to the study of logic.

Combined archive and directory of mathematics web sites, mailing lists, and teaching materials at the University of Tennessee.

User-friendly interface to the mathematics archive, with over 10,000 research papers.

Interactive site offers tools for plotting, graphing and calculating. Includes puzzles and topically organized information. 1 - 5 of 5 items

Over 4,000 maths word problems for grades 1 through 5 classified according to grades and topics.

Search a collection of mathematical Web material

The Isaac Newton Institute is an international research institute for the mathematical sciences.

Directory of online calculators offers a searchable database of tools for financial, science, and engineering calculations.

In this site one can print copies of polyhedron puzzles (for non-commercial purposes only) and one can read several mathematical articles on the subject.

A SHORT-FORM PROOF OF FERMAT’S LAST THEOREM by TOM BALLARD

A short-form proof of Fermat's Last Theorem plus a java triplet generator based on Tom Ballard's Generation of All Pythagorean Triplets.

Pays tribute to female pioneers in computing and mathematics, such as Ada Lovelace and Grace Hopper.