* "Drømmeskip" (1987)
* "Sverdet og stjernen" (1991)
* "The Book of Eleanor" (1994)
* "The Thunderstaff" (1998)
* "The Dragon Regnant" (2002)
* "The Chosen" (2010)
* "The Shadow King" (2012)
* "The Last Guardian" (2014)
* "Dragon Strike" (2016)
* "Dragon Fire" (2017)
* "Dragon Storm" (2018)
* "Dragon Rising" (2019)
* "Dragon's Fury" (2020)
* "Dragon's Destiny" (2021)
* "Dragon's Reckoning" (2022)
* "The Chronicles of the Fallers" (2008-2014)
Faktalitteratur:
* "Den komplette boken med staver, forbannelser og magiske oppskrifter" (1989)
* "The Encyclopedia of Magic and Witchcraft" (1994)
* "The Secret Book of Spells and Enchanments" (1999)
* "The Handbook of Magic and Witchcraft" (2002)
* "The Book of Spells and Curses" (2005)
* "Den store boken med trollformler, forbannelser og magiske oppskrifter" (2007)
* "Den ultimate boken med staver, forbannelser og magiske oppskrifter" (2011)
* "The Witch's Book of Spells and Curses" (2014)