* The Case of the Flying Detective (1965)
* The Case of the Absent Author (1967)
* The Case of the Secret Scribbler (1969)
* The Case of the Talking Typewriter (1971)
* The Case of the Nervous Newsboy (1972)
* The Case of the Silent Songbird (1974)
* The Case of the Vanished Vagabond (1975)
* The Case of the Daring Disguise (1977)
* The Case of the Frightened Friend (1978)
* The Case of the Hidden Hideout (1980)
* The Case of the Missing Messenger (1981)
* The Case of the Mysterious Message (1983)
* The Case of the Perilous Prediction (1984)
* The Case of the Puzzled Puzzler (1985)
* The Case of the Questioning Quest (1986)
* The Case of the Runaway Robot (1988)
* The Case of the Startling Stranger (1989)
* The Case of the Terrified Traveler (1990)
* The Case of the Unbelievable UFO (1992)
* The Case of the Whispering Wind (1993)
* The Case of the X-Ray Eyes (1995)
* The Case of the Zipping Zither (1996)
* The Case of the Mysterious Stranger (1998)
* The Mystery of the Missing Girl (1999)
* The Case of the Perplexing Puzzle (2000)
* The Case of the Vanishing Violin (2002)
* The Case of the Ghostly Galleon (2003)
* The Case of the Buried Treasure (2005)
* The Case of the Secret Room (2007)
* The Case of the Hidden Stairway (2009)
* The Case of the Secret Tunnel (2011)
* The Case of the Lost City (2013)
* The Case of the Forbidden Island (2015)
* The Case of the Hidden Treasure (2017)
* The Case of the Secret Kingdom (2019)
* The Case of the Mysterious Island (2021)
Awards
Fred L. Honeycutt has won many awards for his books, including:
* The Edgar Allan Poe Award for Best Juvenile Mystery in 1970 for "The Case of the Secret Scribbler"
* The Mystery Writers of America Golden Kite Award in 1974 for "The Case of the Silent Songbird"
* The International Reading Association Children's Book Award in 1980 for "The Case of the Nervous Newsboy"
* The National Council of Teachers of English Award for Excellence in Children's Literature in 1982 for "The Case of the Missing Messenger"
* The American Library Association Newbery Medal in 1994 for "The Case of the Whispering Wind"