These sites contain material that is generally free to use, uncopyrighted, whose copyright has expired, or is uncopyrightable. The last includes resources from US government agencies, educational organizations and companies that provide materials for students and teachers.
American Rhetoric (famous speeches)
"The site makes material available in an effort to advance understanding of political, social, and religious issues as they relate to the study and practice of rhetoric and public address deemed relevant to the public interest and the promotion of civic discourse."
A free site where you can search the Web for sound effects and musical instrument samples.
Free Kids Music.com
A collection of quality children's music. These are complete songs, not edited versions. All music downloads on this site are free.
"The Freeplay Music Library, is a comprehensive collection of High End Broadcast production music spanning all the popular musical genres, available for free download either online or can be purchased by cd."
Digital Kits for education provided by the Orange County, California Department of Education.