* The Realms of Ancient
* The Realms of the Elderlings
* The Realm of Magic
*The Realm of the Ice Queen
Short fiction
* "The Dragonriders of Pern" (1994)
* "The Lady and the Unicorn" (1995)
* "The Song of the Lark" (1996)
* "The Voyage of the Dawn Treader" (1997)
* "The Last Battle" (1998)
Non-fiction
* The World of the Realm of the Elderlings: A Comprehensive Guide to the Lands and Peoples of Eragon
* The Art of the Realm of the Elderlings: A Visual Guide to the World of Eragon
* The Dragons of the Realm of the Elderlings: A Natural History of the Legendary Creatures of Eragon