Bar Mitzvah - Bat Mitzvah Briefly gives meaning of the bar and bat mitzvah, and why they are celebrated. http://www.mazornet.com/jewishcl/mitzvah.htm

Bar Mitzvah, Bat Mitzvah and Confirmation A discussion of the Jewish coming-of-age ceremonies: Bar Mitzvah, Bat Mitzvah and Confirmation. http://www.jewfaq.org/barmitz.htm

Shavu'os and Bar Mitzvah: Causes For Celebration Explains origins of some traditions in the celebration and why bar mitzvah is absent in the Torah. http://www.torah.org/learning/yomtov/shavuos/vol2no14.html

What is Quinceañera Explains the cultural marker for Latinas and, more specifically, mexicanas, and for the honoree it remains a coming-of-age ritual. http://adelantesterling.tripod.com/quincena_meaning.htm