Book one or book 1 can refer to:
*''
Book One: Water'', the first season of the animated television series ''Avatar: The Last Airbender''
*''
Book One: Air'', the first season of the animated television series ''The Legend of Korra''
* "Book One," a colloquial term for the self-help book ''
Dianetics: The Modern Science of Mental Health'' by L. Ron Hubbard
* ''Book 1'', upcoming studio album by
Grimes
Claire Elise Boucher (; born March 17, 1988), known professionally as Grimes, is a Canadian musician, singer, songwriter, and record producer. Her lyrics often touch on science fiction and feminist themes. The visuals in her videos are elabora ...
{{Disambig