Specifications include, but are not limited to: 1. Books (print and/or electronic) suitable for use by PreK - 12 grade students in school libraries and classrooms for educational and/or recreational reading. This includes, but is not limited to, picture books, chapter books, fiction and non-fiction books, graphic novels, etc. This also includes books in English, Spanish, and other foreign languages required by AISD campuses. 2. Reference Books (print and/or electronic) that provide information or facts used in a classroom setting. Examples include dictionaries, thesauruses, almanacs, style guides, and similar. For dictionaries, multiple languages with English translations are required by the district. Bids should specify any/all available languages. 3. Professional Books for Educators (print and/or electronic). 4. College Textbooks (print and/or electronic) that are professionally created manuals of instruction in a college level branch of study. These books are intended for high school students attending college courses for credit through AISD Early College and Dual Enrollment programs. 5. AV Materials, e.g. DVDs, Audiobooks, etc. (physical media and/or electronic).