revised : January 2015

American Mathematical Society
http://www.ams.org/

Cellule de coordination documentaire pour les mathématiques
http://www-mathdoc.ujf-grenoble.fr/

Centre International de Rencontres Mathématiques
http://www.cirm.univ-mrs.fr/

Cool Math (Games for fun)
http://www.coolmath.com/

CRC Concise Encyclopedia of Mathematics
by Eric W. Weisstein; CRC Press, Boca Raton, 1999

Histoire Universelle des Chiffres
par Georges Ifrah; Collection Bouquins, Robert Laffont, Paris

International Mathematical Union
http://www.mathunion.org/

International Statistical Institute
http://www.cbs.nl/isi/

Math Activities for kids
http://www.education.com/activity/math/

Math Archives
http://archives.math.utk.edu
Statistics : http://archives.math.utk.edu/topics/statistics.html

Math.com : the World of Math Online
http://www.math.com/

Math Forum Internet Mathematics Library (Drexel)
http://mathforum.org/library/

Math Store
http://platonicrealms.com/Math-Store/

Mega-Mathematics (Los Alamos National Laboratory)
http://www.c3.lanl.gov/mega-math/

History of Mathematics (University of St. Andrews, Scotland)
http://turnbull.mcs.st-and.ac.uk./history/

Statistics (Sources of Data)
http://www.rba.co.uk/sources/stats.htm

Unione Matematica Italiana
http://umi.dm.unibo.it/en/

Webmath
http://www.webmath.com/

WISE (Web Interface for Statistics Education)
http://wise.cgu.edu/