As stated on their Web site: "Bookshare™ provides the world’s largest online library of accessible reading materials for people with print disabilities. Individuals can sign up for membership and access the library on their own. Organisations that serve individuals with print disabilities (schools, libraries, community centers, etc.) can sign up and provide access to their students or clients.
A Bookshare membership offers unlimited access to accessible books, textbooks, newspapers and magazines. Additionally, free access technology makes it easy to read books with a computer. Through an award from the U.S. Department of Education Office of Special Education Programs (OSEP), Bookshare offers free memberships to U.S. schools and qualifying U.S. students.