- Miss Priss: On and Off the Court
- Miss Spitfire
- Miss Understood
- Missing
- Mission Mumbai: A Novel of Sacred Cows, Snakes, and Stolen Toilets
- Mission Possible
- Mission to the Moon
- Mississippi Bridge
- Mister Max: The Book of Kings
- Mister Max: The Book of Lost Things
- Mistik Lake
- Mistle Child
- Mistletoe and Murder
- Mistério no Museu Imperial
- Mit meinem letzten Atemzug
- Mitt liv
- Mittsommertraum
- Miután meghaltatok nélkülem
- Mixed Feelings
- Miúdas Terríveis - LIvro 3 - Ele é meu!
- Miúdas Terríveis - Livro 4 - A Lista
- Mleko z miodem
- Mo
- Mob Rule in New Orleans
- Mobs in the Mine
- Moby Clique
- Mockingjay (Hunger Games, Book Three)
- Model
- Modern American Manners
- Moi j'mange (36)
- Mole Was Afraid
- Molly & Pim and the Millions of Stars
- Molly in the Middle
- Molly McGinty Has a Really Good Day
- Molly's Needs
- Momentum
- Mon affreux maillot beige
- Mon Amie
- Mon journal full nul : N° 11 - Et si j'avais vraiment des superpouvoirs?
- Mon journal full nul : N° 2 - Mon jean porte-malheur
- Mon journal full nul : N° 3 - Princesse ou grenouille?
- Mon journal full nul : N° 3 - Princesse ou grenouille?
- Mon petit diable
- MONARCHY
- Money Jane
- Money Matters for Teens
- Money Troubles
- Monitress Merle - A School Story
- Monkey Signs
- Monkey Taming
- Monkeys In My Head
- Monólogos de una Noche de Cuarentena
- Monsieur Monde
- Monster Club: Hunters for Hire
- Monster, Human, Other
- Monsters
- Monsters Aren't Real! Are They?
- Monsters in the Mist
- Monsters Unleashed
- Monsters Unleashed #2: Bugging Out
- Monsters, Inc. Junior Novel
- Monsters, Inc.: Scream Team
- Monteur de taureau
- Moo
- Moon Over Manifest
- Moon Pie
- Moone Boy
- Moone Boy: The Fish Detective
- Moonlight And Midtown
- Moonlight Mile
- Moonpie and Ivy
- Moose Street
- Mops Eisenfaust
- Morada das Lembranças
- More Big Nate! 3-Book Collection
- More Than a Crush
- More Than Skin Deep
- More Than You Can Chew
- Morning Star
- Mort Ziff Is Not Dead
- Mosquito Advertising: The Blade Brief
- Most Valuable Players
- Mostly Good Girls
- Mostly the Honest Truth
- Moth's Pursuit of Beauty
- Mother Nature Reincarnated
- Mother Tongue
- Mother, Please Don't Die
- Mother-Daughter Book Camp
- Mountain Runaways
- Mountains Beyond Mountains (Adapted for Young People)
- Mousch the Crooked
- Movie Shoes
- Moving Day
- Mr Firefly and Bitsy
- Mr Woznotiz
- Mr. Butt Wiggles Tames the Bully
- Mr. Hocklenutty's Magic Glasses
- Mr. Terupt Falls Again
- Mr. Touchdown
- Mrs. Poddle and Eric
- Ms. Bixby's Last Day
- Ms. Gloria Steinem
- Ms. Zephyr's Notebook
- Mud
- Mud City
- Mudhole Mystery (Cul-de-sac Kids Book #10)
- Mudville
- Mundo de cartón
- Murder Is Bad Manners
- Murdered, My Sweet
- Music, Murder and Mayhem: A True Story!
- Must Love Black
- Mustaa lunta
- My [Secret] YouTube Life
- My A-Z of the Body
- My Beautiful Struggle
- My best Teacher ever
- My Big Mouth: 10 Songs I Wrote That Almost Got Me Killed
- My Blood Feet
- My Body in Pieces