Here are links to some resources that I have found helpful so far.

Jewish Converts Yahoo Group – this is a very supportive liberally based group for people who have converted (or who are in the process of converting) to Judaism.

Interfaith Family — This website provides lots of information about the challenges of being an interfaith family.

The Mother’s Circle –  This site (and yahoo group) helps non-Jewish born mothers who want to raise their children as Jews

Modern Jewish Mom – A great site for ideas for incorporating Judaism into your family life.

Your Jewish Mother — A blog with all kind recipes and explanations of Jewish customs.  Really fun!

E-Books:

Jewish, Christian, Chewish, or Eschewish:
Interfaith Marriage Pathways for the New Millennium

Being Jewish

Holidays:

Rosh Hashana

Velveteen Rabbi’s Grab Bag of Rosh Hashana Resources

Jewels of Elul – Daily reflections and meditations during the month of Elul

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