Information on Bar/Bat Mitzvahs and Judaism

For those who are unfamiliar with the Bar/Bat Mitzvah and Jewish customs, life and traditions, the following links can serve as resources:

Bar Mitzvah specific:
http://www.barbatmitzvahguide.com/stories/2013/6/bar_card_newyorkbarmitzvah_2013_new-york-bar-mitzva_2013_6.html 

http://www.jewfaq.org/barmitz.htm

Mitzvah specific - What is a Mitzvah and Why:
http://www.chabad.org/library/howto/wizard_cdo/aid/142434/jewish/Introduction.htm

Shabbat:
http://www.chabad.org/generic_cdo/aid/253215/jewish/Shabbat.htm