* *The Five Voyages* (1967)
* *The Last Citadel* (1969)
* *The Emerald Horizon* (1971)
* *The Voyage of the Ice Hunter* (1973)
* *The Sea Children* (1976)
* *The Island of Flying Birds* (1978)
* *The Crystal Child* (1981)
* *The White Horse of Zennor* (1984)
* *The Song of the Sirens* (1987)
* *The Children of the Mist* (1989)
* *The Secret of the Runes* (1992)
* *The Ring of the Serpent* (1994)
* *The Sword of the Stone* (1997)
* *The Shadow of the Sphinx* (2000)
* *The Mask of the Pharaoh* (2003)
* *The Key to Atlantis* (2006)
* *The Fire from Within* (2010)
* *The Call of the Wild* (2014)
* *The Last Voyage of the Beagle* (2017)
Non-fiction:
* *The Complete Guide to Sailing* (1970)
* *The Complete Guide to Navigation* (1972)
* *The Complete Guide to Fishing* (1974)
* *The Complete Guide to Scuba Diving* (1976)
* *The Complete Guide to Camping* (1977)
* *The Complete Guide to Canoeing and Kayaking* (1979)
* *The Complete Guide to Windsurfing* (1980)
* *The Complete Guide to Skiing and Snowboarding* (1981)
* *The Complete Guide to Mountaineering* (1982)
* *The Complete Guide to Golf* (1983)
* *The Complete Guide to Tennis* (1985)
* *The Complete Guide to Cycling* (1986)
* *The Complete Guide to Running* (1988)
* *The Complete Guide to Swimming* (1990)
* *The Complete Guide to Hunting and Shooting* (1992)
* *The Complete Guide to Fishing* (1993)
* *The Complete Guide to Sailing* (1995)
* *The Complete Guide to Navigation* (1997)
* *The Complete Guide to Scuba Diving* (1999)
* *The Complete Guide to Camping* (2001)
* *The Complete Guide to Canoeing and Kayaking* (2003)
* *The Complete Guide to Windsurfing* (2005)
* *The Complete Guide to Skiing and Snowboarding* (2007)
* *The Complete Guide to Mountaineering* (2009)
* *The Complete Guide to Golf* (2011)
* *The Complete Guide to Tennis* (2013)
* *The Complete Guide to Cycling* (2015)
* *The Complete Guide to Running* (2017)
* *The Complete Guide to Swimming* (2019)