February 28th at 8:00 PM (Rome Time) marks an historic transition in the history of the Catholic Church. To help prepare us for this transition, here are various resources which shed light on both Pope Benedict's resignation as well as the upcoming conclave:
Catechetical Resources
Archdiocese of Washington
Electing a New Pope
Catholic News Service Article
How is a new pope chosen?
Complete Guide to the Transition & Conclave
General Resources
Archdiocese of New York
USCCB
Liturgical
Liturgical Resources for the Transition
Prayers
Pope Benedict XVI
Timeline of his papacy
Biography