* The Shield of Time (1991)
* Inherit the Earth (1992)
* The Burning Shore (1993)
* The Star Kingdom (1994)
* The Children of Mu (1996)
* Beyond the Shroud (1998)
* Kingdom Come (2000)
Fantasy novels
* Darkfall: The War of Shadows (2002)
* Dragon's Teeth: The Second Chronicle of the War of Shadows (2003)
* Death March: The Third Chronicle of the War of Shadows (2004)
* The Last Battle: The Fourth Chronicle of the War of Shadows (2005)
* The Great Winter: The Fifth Chronicle of the War of Shadows (2006)
* The Final Storm: The Sixth and Final Chronicle of the War of Shadows (2007)
Science fiction novels
* Echoes of Earth: The First Colony (2008)
* Echoes of Earth: The Long Sleep (2011)
* Echoes of Earth: The Awakening (2014)
Short stories
* "In the Hall of the Mountain King" (1989)
* "The Stone Knife" (1989)
* "The Amulet of Power" (1989)
* "The Sword of the Sun" (1989)
* "The Staff of the Magi" (1990)
* "The Ring of the Necromancer" (1990)
* "The Crystal of Fire" (1990)
* "The Orb of the Moon" (1991)
* "The Crown of the Stars" (2008)
Non-fiction
* The Book of Epic Fantasy (2005)
* The Art of the Fantastic: A Guide to Writing Historical Fiction (2007)
* Writing Science Fiction and Fantasy: A Guide to the Craft (2011)
* Creating Characters: A Guide for Writers (2012)
* Building Worlds: A Guide for Writers (2013)
* Plotting Your Novel: A Guide for Writers (2014)