- Superstar watch, Gertrude Chandler Warner
- The pizza mystery, Gertrude Chandler Warner
- Hidden in the haunted school, created by Gertrude Chandler Warner
- The castle mystery, created by Gertrude Chandler Warner
- The mystery of the grinning gargoyle, created by Gertrude Chandler Warner
- The mystery of the hot air balloon, Gertrude Chandler Warner
- The basketball mystery, created by Gertrude Chandler Warner
- The mistress of Tall Acre, a novel, Laura Frantz
- The mystery of the missing pop idol, created by Gertrude Chandler Warner
- The garden thief, Gertrude Chandler Warner
- The mystery in the fortune cookie, created by Gertrude Chandler Warner
- The return of the graveyard ghost, Gertrude Chandler Warner
- The mystery at Peacock Hall, Gertrude Chandler Warner
- The great turkey heist, Gertrude Chandler Warner
- The boxcar children:, created by Gertrude Chandler Warner
- The mystery of the lake monster, created by Gertrude Chandler Warner
- The vanishing passenger, created by Gertrude Chandler Warner
- The dog-gone mystery, Gertrude Chandler Warner
- Journey on a runaway train, story by Dee Garretson and JM Lee
- Blue bay mystery, The Boxcar Children Series, Book 6, Gertrude Chandler Warner
- The amazing mystery show, created by Gertrude Warner Chandler
- The radio mystery, by Gertrude Chandler Warner
- The hurricane mystery, created by Gertrude Chandler Warner
- The sea turtle mystery, created by Gertrude Chandler Warner
- The woodshed mystery, Gertrude Chandler Warner
- The gymnastics mystery, created by Gertrude Chandler Warner
- Bicycle mystery, Gertrude Chandler Warner
- The robot ransom, created by Gertrude Chandler Warner
- The Shackleton sabotage, created by Gertrude Chandler Warner ; [story by Dee Garretson and JM Lee]
- The finders keepers mystery, created by Gertrude Chandler Warner
- The mystery of the secret message, Gertrude Chandler Warner
- The stuffed bear mystery, Gertrude Chandler Warner
- The disappearing staircase mystery, created by Gertrude Chandler Warner
- The haunted cabin mystery, Gertrude Chandler Warner
- The mystery girl, created by Gertrude Chandler Warner
- The Seattle puzzle, created by Gertrude Chandler Warner
- The lacemaker, Laura Frantz
- The mystery of the spider's clue, Gertrude Chandler Warner
- The secret of the mask, created by Gertrude Chandler Warner
- The ghost of the chattering bones, by Gertrude Chandler Warner
- The centurion's wife, Davis Bunn & Janette Oke
- The disappearing friend mystery, created by Gertrude Chandler Warner
- The summer camp mystery, created by Gertrude Chandler Warner
- The radio mystery, created by Gertrude Chandler Warner
- The ghost in the first row, created by Gertrude Chandler Warner
- An uncommon woman, Laura Frantz
- The sword of the silver knight, created by Gertrude Chandler Warner
- The spy game, Gertrude Chandler Warner
- The detour of the elephants, [story by Dee Garretson] ; created by Gertrude Chandler Warner
- The ice cream mystery, Gertrude Chandler Warner