Artslynx International Arts Resources
http://www.artslynx.org/dance/index.htm
This is an exceptional listing of links to all aspects of dance from African Dance to choreographers to notation and more.

Bibliothèque de la danse de l'école nationale de ballet contemporain 
http://www.esbcm.org/english/bibliotheque/  (English version)
The library houses one of the largest collections of dance books. It is open to everyone, but you need to be a member to borrow materials.

Dance / National Arts Centre 
http://www.artsalive.ca/en/dan/index.asp
This is an extensive site with information a variety of topics on dance. There is an excellent section of links to other dance sites.

The Dance Centre
http://www.thedancecentre.ca//index.php?option=com_weblinks&Itemid=4
A site in Vancouver. This page has an interesting list of links

Great Performances - Dance
http://www.pbs.org/wnet/gperf/genre/dance.html

Educational resources based on the Dance in America series.

ArtsEdge
http://artsedge.kennedy-center.org/

This extraordinary resource contains a bank of lessons and full learning situations with accompanying resource materials. Most lessons are trans-disciplinary such as Dancing Through Poetry.