Aymar Arux Akhamawa - Aymara Language Is Like This - Downloadable PDF files containing the whole of an introductory grammar of the Aymara language, written by Miguel Huanca. Includes sound files, as well as a glossary. - http://clas.uchicago.edu/publications/aymara/
Aymara Language Materials Program - From the University of Florida's Department of Latinamerican Studies. History, bibliography, list of phonemes, and linguistic research review. - http://grove.ufl.edu/~hardman/almp/almp.html
Aymara: Language, Culture and History - Includes basic vocabulary and grammar, several proposed Aymara alphabets, map of the areas around Lake Titicaca where the language is spoken, and MP3 music files. (Site in English, Spanish, and Aymara.) - http://www.aymara.org/