Maths Challenge is a fun activity to build mathematical and reasoning skills. Each month during the school year, a new set of math problems are posted online. There are miscellaneous problems at junior and senior levels,...

This site includes materials on a variety of topics relating to general number theory. Each link provides a short example that would provide helpful supplemental materials in mathematics education. The lessons vary from...

PBS has developed a number of websites for educators, and their PBS Teachers site has received a number of accolades and high praise from diverse quarters. First-time visitors to the site may wish to first use the...

This mathematical resource, provided by the OEIS Foundation and authored by Neil J.A. Sloane, contains a searchable database of integer sequences along with information about classic integer sequences and puzzles. The...

This excellent metasite for prime numbers is mind-boggling, not only in terms of the quality of information provided, but also in the breadth and variety of the hyperlinks, from discourse on the Riemann hypothesis to...