Books about Conduct of life -- Juvenile fiction (sorted alphabetically)
- Master Sunshine Mrs. C. F. Fraser
- May Day; or, Anecdotes of Miss Lydia Lively Unknown
- May Flowers Louisa May Alcott
- Melchior's Dream and Other Tales Juliana Horatia Ewing
- Melody : The Story of a Child Laura Elizabeth Howe Richards
- Memoirs of a London doll R. H. Horne
- Merry Andrew; or, The Humours of a Fair. Anonymous
- Merry Five Penn Shirley
- Merveilleux voyage de Nils Holgersson à travers la Suède (French) Selma Lagerlöf
- Mike Marble: His Crotchets and Oddities. Francis C. Woodworth
- Mildred and Elsie Martha Finley
- Mildred at Home: With Something About Her Relatives and Friends. Martha Finley
- Mildred's Inheritance; Just Her Way; Ann's Own Way Annie F. Johnston
- Mildred's Married Life, and a Winter with Elsie Dinsmore Martha Finley
- Miles Lawson : or, the Yews Mrs. W. Reynolds Lloyd
- Miles Murchison Agnes Giberne
- Milly's errand : or, Saved to save Emma Leslie
- Minnie Brown; or, The Gentle Girl Daniel Wise
- Minnie; or, The Little Woman: A Fairy Story C. S. Guild
- Miss Ashton's New Pupil: A School Girl's Story Sarah Stuart Robbins
- Miss Grantley's Girls, and the Stories She Told Them Thomas Archer
- Missing Pocket-Book; Or, Tom Mason's Luck Harry Castlemon
- Miss Lochinvar: A Story for Girls Marion Ames Taggart
- Miss Mouse and Her Boys Mrs. Molesworth
- Miss Peck's Adventures: The Second Part of The Conceited Pig Anonymous