Picture books/short chapter books
Always available to read on a computer with internet, We Give Books offers an online library of 150 picture books as well as short chapter books for kids 0 – 10, including well known books http://www.wegivebooks.org/. The organization also donates books for each book read.
Check out the summer reading program with weekly book selections and corresponding activities for ages 0-3, 4-7, and 8-10.
Young Adult Audiobooks
Download MP3 Audiobooks with SYNC. Free weekly offerings over the summer for high school students with many titles appropriate for middle schoolers. There are two well reviewed book options each week: a YA (young adult) fiction book or a classic novel. http://www.audiobooksync.com/