Below are links to a variety of websites that provide free access to audio and eBooks.
eBooks
obooko (eBooks) http://www.obooko.com/
Planet eBook (ebooks): http://www.planetebook.com/
Open Culture (ebooks): http://www.openculture.com/free_ebooks
Free eBooks: The Ultimate Guide: http://www.freebooknotes.com/free-ebooks-guide/
BookBub (ebooks): https://www.bookbub.com/home/guarantee.php
Project Gutenberg (ebooks): http://www.gutenberg.org/
Unity for Literacy (Kids books-English & Spanish): http://www.uniteforliteracy.com/us.aspx
Free Kindle eBooks: http://www.amazon.com/s?ie=UTF8&page=1&rh=n%3A2245146011
Audio Books
AudioBooks (YouTube Channel): https://www.youtube.com/channel/UCv_7f04IdHkdPhhWm-sd2Zw/videos
Open Culture (audio): http://www.openculture.com/freeaudiobooks
Project Gutenberg (human-read audio): http://www.gutenberg.org/browse/categories/1
Project Gutenberg (Comp generated audio): http://www.gutenberg.org/browse/categories/2
Unity for Literacy (Kids books-English & Spanish): http://www.uniteforliteracy.com/us.aspx
Audible (paid subscription site with large collection of audiobooks): http://www.audible.com/