General Resources

Public Domain Archive
Non-profit library of millions of free books, movies, software, music, websites, and more.

Infotopia
It indexes only quality websites previously recommended by librarians and teachers, the Academic search engine providing access to only trusted websites. Great quotations links.

FreeRice
Do any kind of test of your knowledge in many areas, and for each correct answer, you cause rice to be donated. Win, win!

Royalty Free Music
Royalty free music clips that can be used, without limitation, in Educational, student and personal, not-for-profit projects, free of charge.”

MidManhattan Picture Collection
A million images on 12,000 subjects, mostly pre-1923. Great historical images.