Pseudonym: Mountain, Robert
Items with "Montgomery, R. A." as Credited Author
Note: This list is sorted by the earliest known
dated edition for each title; earlier editions may exist.
Date Unknown
Monsters of the Deep1979
Journey Under the Sea1980
Space and Beyond1981
The Haunted HouseThe Lost Jewels of Nabooti
Mystery of the Maya
1982
The Abominable SnowmanHouse of Danger
Your Very Own Robot
1983
EscapeIndian Trail
Lost on the Amazon
Prisoner of the Ant People
The Race Forever
1984
Trouble on Planet EarthWar with the Evil Power Master
1985
Fire!How to Write a Book Like a Choose Your Own Adventure Book
Lost Dog!
1986
Beyond Escape!The Owl Tree
Sand Castle
1987
The Brilliant Dr. WoganCaravan
Danger Zones
Home in Time for Christmas
1988
Exiled to EarthReturn to Atlantis
Spooky Thanksgiving
Track of the Bear
1989
Blood on the HandleMutiny in Space
Race of the Year
Stock Car Champion
1990
Almost LostDeadly Encounter
Escape from China
The Hidden Evil
Traitors from Within
1991
Chinese DragonsThe Island of Time
Smoke Jumper
1992
Behind the WheelBeyond the Wall of Stars
Silver Wings
1993
Motocross Mania1994
Last RunProject UFO
1995
Castle of DarknessPossessed!
Tattoo of Death
1996
Death in the DormIt Happened at Camp Pine Tree
1997
Killer Virus2005
Choose Your Own Adventure Writer's Handbook2007
Forecast from StonehengeYour Purrr-fect Birthday
2009
Always Picked LastTrack Star!
Your Very Own Robot Goes Cuckoo-Bananas!
2010
Return to Haunted House2011
The Trail of Lost Time2012
Chinese Dragons (Graded Reader)The Destiny Device (Graded Reader)
Escape from Dorado (Graded Reader)
Exiled to Earth (Graded Reader)
House of Danger (Graded Reader)
The Jewels of Nabooti (Graded Reader)
Journey to Atlantis (Graded Reader)
Lost on the Amazon (Graded Reader)
Murder in the Family (Graded Reader)
Mystery of the Maya (Graded Reader)
Project UFO (Graded Reader)
Race Forever (Graded Reader)
Return to Dorado (Graded Reader)
Search for the Yeti (Graded Reader)
The Secret of Stonehenge (Graded Reader)
Silver Wings (Graded Reader)
Smoke Jumpers (Graded Reader)
Tattoo of Death (Graded Reader)
Track Star (Graded Reader)
2014
Gus vs. the Robot KingSpace Pup
2020
The Abominable Snowman [board book]Journey Under the Sea [board book]
Space and Beyond [board book]