Links:

Word Stuff
http://www.wordreference.com/

Online phrase book:

http://www.smartphrase.com/French/french.shtml

Rules for genders:

http://www.fourmilab.ch/francais/gender.html

Games and activities sites
Linguascope:

http://www.linguascope.com/

Bitesize:

http://www.bbc.co.uk/schools/gcsebitesize/

Languages Online:

http://www.languagesonline.org.uk/

Good grammar activities:

http://fog.ccsf.cc.ca.us/~creitan/grammar.htm

Activities and links to other revision sites:

http://www.wildfrench.co.uk/

www.realfrench.net

French radio & TV
http://www.listenlive.eu/france.html

http://www.tf1.fr/