- Ma, Diana
Her Rebel Highness, Heiress Apparently
- Maarleveld, Saskia
Can You Tolerate This?, The Last Night in London
- MacDuffie, Carrington
The Red Necklace, Winning Every Time
- Mackenzie-Smith, Olivia
Greetings from Witness Protection!, Paris for One and Other Stories
- Maclaine, Ben
Graffiti Moon
- MacNichol, Katie
The Iron Thorn The Iron Codex Book One, Love You More
- MacNicol, Peter
Shiloh, The Slave Dancer
- Macy, William H.
The Bippolo Seed and Other Lost Stories
- Madge, Robert
The Lost, The Space We're In
- Madison, Bailee
Zigzag Kids Collection: Books 1 and 2
- Madriaga, Chloe
North Shore #3, She Persisted: Patsy Mink
- Magro, Alexa
Clarice the Brave
- Malcolm, Graeme
A Conspiracy of Faith, The Marco Effect
- Maldonado, Torrey
Tight, What Lane?
- Malhotra, Sunil
Tiger Boy, Given to the Sea
- Malloch, James
History Smashers: Pearl Harbor
- Mallon, Erin
All You Never Wanted
- Maloney, Michael
At the Crossing Places, King of the Middle March
- Man, Chella
Continuum
- Mangan, Stephen
Letters of Note: Cats, Letters of Note: Love
- Mann, Bruce
Two Crafty Criminals!, Tales of the Peculiar
- Mann, Thomas
Me and Earl and the Dying Girl (Revised Edition)
- Manning, Joshua
The Mad Wolf's Daughter, The Lighthouse Witches
- Manny, Desmond
Room Service, The Conversation
- Mansbach, Vivien
Just Try One Bite
- Mansour, Ifrah
When Stars Are Scattered, Good Night Stories for Rebel Girls: 100 Immigrant Women Who Changed the World
- Manta, Karina
On Top of Glass
- Marcus, Julie
Fleabrain Loves Franny
- Margolyes, Miriam
Gertie Milk and the Keeper of Lost Things, Letters of Note: War
- Marie, Jorjeana
The Moon by Night, Beverly, Right Here
- Marley, Cedella
Marley and the Family Band
- Marlo, Coleen
Last Chance, Texas! Chase
- Marnò, Mozhan
The Republic of Imagination, This Too Shall Pass
- Marquis, Maria
Trex
- Marshall, Linda Elovitz
The Polio Pioneer
- Martin, Ann M.
The Runaway Dolls, P.S. Longer Letter Later
- Martin, Eric Jason
Apple Crush, The Return of Marco Polo's World
- Martin, Erica
And We Rise
- Martin, Ricky
Me, Santiago the Dreamer in Land Among the Stars
- Martineck, Dani
Verge, How to Speak Machine
- Martinez, Jesus E.
Don't Hug Doug, The Day the Crayons Came Home
- Martinez, Xiuhtezcatl
Imaginary Borders
- Mashburn, Marika
Out of the Dust
- Masse, Sarah Ann
Disability Visibility (Adapted for Young Adults)
- Massoud, Nikki
The Elephant in the Room, Beautiful, Gruesome, and True
- Mathan, Sneha
You Bring the Distant Near
- Mather, Adriana
Haunting the Deep, Hunting November
- Mathis, Samantha
Catalyst
- Matthau, Walter
The Cat in the Hat and Other Dr. Seuss Favorites, The Cat in the Hat and Other Dr. Seuss Favorites
- Mattu, Asia
Dress Coded
- May, Jodhi
The Burning Kingdoms
- Mayer, John H.
Meet You in Hell, Wildlife According to Og the Frog
- Mayers, Chris
Cyclops of Central Park
- Mazur, Kathe
Good Morning, Killer, American Baby
- McCalla, Isabelle
The Prom
- McCallum, David
King of the Wind
- McCambridge, Mercedes
The Cat in the Hat and Other Dr. Seuss Favorites, Horton Hears a Who and Other Sounds of Dr. Seuss
- McCartney, Paul
Hey Grandude!, Grandude's Green Submarine
- McClain, Johnathan
Chrysalis, Memento
- McClarin, Curtis
Small Steps
- McCormick, Chanté
What Are the Winter Olympics?, A Rhythm of Prayer
- McCrossen, Carrie
Margot Mertz Takes It Down, Margot Mertz for the Win
- McCullough, Joy
Champ and Major: First Dogs, We Are the Ashes, We Are the Fire
- McCully, Emily Arnold
Mirette on the High Wire, Dreaming in Code
- McDaniels, Darryl "DMC"
Darryl's Dream
- McDonough, John
Bathed in Prayer, Somewhere Safe with Somebody Good
- McDormand, Frances
Missing May
- McElhone, Natascha
Letters of Note: Love, Letters of Note: War
- McEwan, Katharine Lee
The Girl I Used to Be, The Choice
- McGillin, Howard
Silent to the Bone
- McGonagle, Richard
The Fourth Star, Grimpow
- McGuire, Joshua
Voyage of the Frostheart
- McHall, Michele
The Music of Dolphins
- McInerney, Kathleen
Trouble Makes a Comeback, The Little Elephant Who Wants to Fall Asleep
- McKain, Shannon
Grave Danger (Confessions of a Dork Lord, Book 2), Confessions of a Dork Lord
- McKean, Michael
Green Eggs and Ham and Other Servings of Dr. Seuss, Green Eggs and Ham and Other Servings of Dr. Seuss
- McKellar, Danica
Double Puppy Trouble, Ten Magic Butterflies
- McKenna, Alex
Given to the Sea, Hello from Renn Lake
- McLarty, Ron
The Mercy Watson Collection Volume II, Salem's Lot
- McLarty, Zach
Don't Know Much About History, 30th Anniversary Edition, Scorecasting
- McLaughlin, Caroline
Hilo Book 2: Saving the Whole Wide World, I am I. M. Pei
- McLaughlin, Vivian B.
Keeper of the Night
- McLean, Kaya
Wonder
- McManus, Shannon
A Map for Wrecked Girls, Meg and Jo
- McMillan, Roy
Micromastery, Strange Harvests
- McNamara, Nan
This is Your Brain on Birth Control, The Gaslight Effect
- Mcnatt, Jacob
Trex, Confessions of a Class Clown
- McTeer, Janet
Matilda Bone
- Medina, Anthony Lee
Across the Bay, Dreaming in Cuban
- Medina, Meg
She Persisted Audio Collection: Volume 1, She Persisted: Sonia Sotomayor
- Meghan, The Duchess of Sussex,
En este banco (The Bench Spanish Edition), The Bench
- Melian, Gaby
Food-Related Stories
- Mendoza, Paola
Sanctuary
- Mendoza, Zilah
The Book of Broken Hearts
- Mercer-Meyer, Carla
The Hope Chest, A Lost Lady
- Merchant, Tamzin
The Mapmakers, The Hatmakers
- Mercurio, Peter
Our Subway Baby
- Merkerson, S. Epatha
Getting to Happy, Maniac Magee
- Meskimen, Jim
Calendar Mysteries #10: October Ogre, Squish #7: Deadly Disease of Doom
- Meskimen, Taylor
The Prized Girl, The Daredevils
- Messer, Gilli
Love, Exodus, Revisited
- Meyer, Marissa
Brave the Page
- Meyers, Ari
The Wonderful Things You Will Be
- Meyers, Ariadne
Bittersweet, How to Save a Life
- Meyers, Max
Murder for the Modern Girl, Green Is for Christmas
- Meyers, Seth
I'm Not Scared, You're Scared
- Meyers, Suzy
The Fall Musical #1, Mister Boots
- Michael, Paul
Reagan, The Frozen Hours
- Middleton, Mae
While You're Away
- Midler, Bette
The Tale of the Mandarin Duck
- Miles, Robin
I am Rosa Parks, At the Dark End of the Street
- Milioti, Cristin
The After-Room, Virals
- Miller, Bea
Waterfire Saga, Book One: Deep Blue
- Miller, Charlotte
The Smile
- Miller, Dan John
Say Goodbye to Whining, Complaining, and Bad Attitudes... in You and Your Kids, Paper Towns
- Millon, Vane
The Forest of Hands and Teeth
- Minifie, Colby
The Radiant Road, The Accident Season
- Minor, Rachel Montez
The Sun, the Moon, and the Stars
- Minter, Kamali
Bad Witch Burning, Anxiety Relief for Teens
- Mirren, Helen
The Tale of Kitty-in-Boots
- Mitchley, Richard
The Grey King
- Mohamed, Hakeemshady
When Stars Are Scattered
- Mohamed, Omar
When Stars Are Scattered
- Mohammed, Kausar
All My Rage
- Mohanty, Ulka Simone
Good Night, Little Engine, You Can!
- Mok, Ivan
Hilo Book 6: All the Pieces Fit, Hilo Book 7: Gina---The Girl Who Broke the World
- Molina, Alfred
Treasure Island, Grimm's Fairy Tales
- Molina, Lauren
A Certain Slant of Light
- Moll, Candice
Aurora Rising, How It Feels to Float
- Mollo-Christensen, Sarah
The Last Collection, The Queen's Assassin
- Monda, Carol
Shadow Fall (Star Wars), Convince Me
- Mongo, Mike
The Astronaut Instruction Manual
- Montgomery, Andre
Growing Up Ethnic in America, The Well
- Moon, Erin
We Are the Baby-Sitters Club, Twelve Days of Kindness
- Moore, David Barclay
Holler of the Fireflies, The Stars Beneath Our Feet
- Moore, Dylan
Sea of Tranquility, The Glass Hotel
- Moore, Lily D.
Different--A Great Thing to Be!
- Moore, Natalie
Candy Girl, Front and Center
- Moore, Wes
The Master Plan, Discovering Wes Moore (The Young Adult Adaptation)
- Morales, Areli
Areli Is a Dreamer, Areli Es Una Dreamer (Areli Is a Dreamer Spanish Edition)
- Morey, Arthur
A Significant Life, On Heaven and Earth
- Morgan, Matthew
Stone Rider
- Morgan, Tiffany
Champ and Major: First Dogs, The Night the Lights Went Out
- Moriarty, Michael
The Complete Shiloh Trilogy, Shiloh Season
- Morris, Cassandra
The Rainstorm Brainstorm, Goldilocks and the Three Bears
- Morris, Tristan
Money From Nothing, City on Fire
- Morrison, Mhairi
Give the Dark My Love, In Royal Service to the Queen
- Morse, David
Messenger
- Morse, Hayward
Once Upon a Time in the North: His Dark Materials
- Mortel, Donnabella
America Is Not the Heart, Fresh Ink
- Morton, Euan
Dooku: Jedi Lost (Star Wars), The Cinder Spires: The Aeronaut's Windlass
- Morton, Liz
Dreamland
- Moss, Elisabeth
Teen Idol
- Moynihan, Bobby
Not All Sheep Are Boring!
- Muller, Frank
The Partner, The Brethren
- Mulligan, Carey
The Girl Who Saved Christmas, One More Thing
- Mulvihill, Patrick
The Bunnicula Collection: Books 4-7, Bunnicula Meets Edgar Allan Crow
- Muñiz, Emme
Lord Help Me, Dios Ayúdame (Lord Help Me Spanish Edition)
- Murphy, Trey
The First Helping (Lunch Lady Books 1 & 2), The First Helping (Lunch Lady Books 1 & 2)
- Murray, Karen
Constructing a Nervous System, The Whiteness of Wealth
- Music, Rachel
Small Favors, Together, Apart
- Mustang, Connie
Tallchief, Growing Up Ethnic in America
- Myers, Christopher
Pet, Home Is Not a Country
- Myers, J.J.
The Crossroads
- Myers, Suzy
Walk of the Spirits, Hoofbeats: Lara at Athenry Castle Book 3