1. Firestorm (Full Circle Series: Book 6, WaterBrook Press, 2001)
  2. Fireworks on the Fourth (Camel Press, 2023)
  3. First Bite (Accidental Vampire PI Mystery #1)(Blazing Sword Publishing, Ltd., 2…
  4. First Crossing: Stories about Teen Immigrants (contributing author)(Candlewick,…
  5. First Daughter Mystery Series: Book 1: Double Exposure (with Susan Ford)
  6. First Daughter Mystery Series: Book 2: Sharp Focus (with Susan Ford)
  7. First Name Basis (2nd ed., 2017)
  8. First Year Secrets (Hunter Academy: Book 1, Blood & Ink Press, 2020)
  9. Five Dollar Bounty (Crimes of Woodson Fulk Book 1)
  10. Flesh and Bone, Book 1: Awakening (Amazon KDP Self-Publishing, 2023)
  11. Flirting with the Undertaker (CreateSpace, 2014)
  12. Flora's Forum Blog
  13. Fly Away Home (Sweet Home Colorado Trilogy, book 2)(Jude Willhoff, 2013)
  14. Followers (Crystal Lake Publishing, 2021)
  15. For Love of Duty (June 2012)
  16. For Love of the Phantom: Phantom Rising Book #1 (Illuminus Publishing LLC, 2015)
  17. For Love of Their Children (Superluminal Books, 2015)
  18. For the Love of Gold (Royal Fireworks Press, 1997)
  19. For the Love of Gold Teacher's Guide (Royal Fireworks Press, 1998)
  20. Forever Night (Pact of the Stones: Book #4, Dog Ear Publishing, 2015)
  21. Foul Play on Words (Midnight Ink, 2019)
  22. Four audio collections of stories: Favorite Stories; Stories For All Seasons; …
  23. Four Overarching Patterns of Culture: A Look at Common (Wipf and Stock, 2019)
  24. Four Winds (River of Time Series/California: Book 2, Bergren Creative Group, 20…
  25. Fourteener Father: A Memoir of Life above 14,000 Feet (2nd ed., 2017)
  26. Fowler's Story (Coming in 2017)
  27. Freedom's Tree: A Romantic Mystery (West Bow Press, 2014)
  28. Frenzy (Dreamhouse Kings: Book 6, Thomas Nelson, 2010)
  29. From Heartbreak to Healing: Resolving Parental Alienation (Perreten Press, 2020)
  30. From Hell Raiser to Hall of Famer: The Best of Times (Biographical Publishing C…
  31. From Twinkle, With Love (Simon Pulse, 2018)
  32. From Whence They Came: The Genealogical History of an African-American Family (…
  33. Fusion (The Crown's Call/Heralds of the Crown: Book 2, Rising Press, 2014)
  34. Gamble of Roses (Dark World Saga, ‎Keen Quill Press, 2020)
  35. Gambler's Gold (Walker, 1983)
  36. Gambler's Guns (Zebra, 1993)
  37. Game of Survival (Avon Books, 1989)
  38. Garden of the Gods (Capturing Colorado Series, Mother Nature Photography, 2016)
  39. Garden of the Gods: A Rock-Climbing Guide (Every Adventure Publishing, 2014)
  40. Garden of the Gods: A to Z (Mother Nature Photography, 2018)
  41. Gatekeepers (Dreamhouse Kings: Book 3, Thomas Nelson, 2009)
  42. Germ (Thomas Nelson, 2007)
  43. Get Coached! I - Build a Solid Foundation (ReaLTime Press, 2017)
  44. Ghost Dream (forthcoming)
  45. Ghost of a Chance
  46. Ghost Over Boulder Creek (Filter Press, 2011)
  47. Ghost with Cats, Book of Eloh 1 (2020) - Sci-fi, Ancient Alien Conspiracy
  48. Ghost with Hope, Book of Eloh 3 (2022)
  49. Ghost with Ink, Book of Eloh 2 (2021)
  50. Ghosts of St. Jude: A White Feather Mystery (Popul Vuh Publishing, 2020)