Temple Hillel http://www.TempleHillel.org
Hebrew and prayer reading practice with sound http://www.behrmanhouse.com/family/
In addition to basic info about the history of Chanukah and its observance, this site includes an amusing group of Amazing Chanukah Feats that may give you some ideas for unusual activities to celebrate the holiday. http://www.historychannel.com/exhibits/holidays/hanukkah/
This site includes an e-book that you can download if you wish, as well as a page that gives a clear comparison of Chanukah then and now, and also links to other sites with more materials for families. http://www.hanukat.com/
Chanukah web sites http://www.bjeny.org