Bíiluukaalilaah! - Speak Crow Level 1 Textbook is a Crow language textbook designed for early elementary school use and self-study. It was the first linguistically and pedagogically consistent textbook in the language and the start of the series. The L1 textbook features a detailed teacher's guide which icorporates all major vocabulary variants, numerous lesson activities and games while contextualizing the vocabulary through images and illustrations. Every child should have one.