For images:

http://www.zoo-m.com/flickr-storm/

http://images.google.com/advanced_image_search?hl=en

http://similar-images.googlelabs.com/

http://pics4learning.com/

For Music:

http://www.freeplaymusic.com/

http://ccmixter.org/

DST Resources:

http://www.storycenter.org/index1.html

http://jakes.editme.com/DigitalStorytellingTwo

http://cogdogroo.wikispaces.com/50+Ways

The Tools:

http://ed.voicethread.com/#home

(As a K-12 educator you can request a free Educators Account.) See Langwitches for more information.

http://animoto.com/education

(As a K-12 educator you can request a free Educators Account.) See Animoto for more information. 

Photo Story
Click for the Microsoft Download site
David Jake's Photo Story Tutorials

Handouts:

Seven Things You Should Know About Digital Storytelling

The Seven Elements of Digital Storytelling