As a portion of our Orthodox brethren are in the midst of the after feast of the Transfiguration, I thought I would make you aware of more Questions and answers about this feast that serve as a catechetical instruction:
http://www.orthodox.net/questions/transfiguration_1.html
As some are in the Dormition fast, which we will observe in a few days, it is interesting to note that today we commemorate another Dormition, The FALLING-ASLEEP (DORMITION) OF RIGHTEOUS ANNA, MOTHER OF THE MOSTHOLY MOTHER OF GOD, July 25/Aug 7