Books by Mercer Mayer
64 books by Mercer Mayer have full reviews here; all 185 Mercer Mayer titles and editions in our catalog are rated for reading level and content intensity.
Mercer Mayer has 64 books with full reviews on HootRated, spanning Grade 0–5 reading level. The typical Mercer Mayer book lands at Grade 2, with average content intensity 1/5. Mercer Mayer's books span 8 series, including Little Critter, Little Critter; Road to Reading: Mile 2; Step into Reading: Step 2, Little Critter; Road to Reading: Mile 2, and 5 more.
Reading level alone doesn't tell parents whether a Mercer Mayer book is right for a child. All of Mercer Mayer's reviewed titles are at Gentle or Mild intensity — appropriate for sensitive readers or kids reading ahead of their emotional readiness. None are rated Intense or Very Intense. The intensity badges below (green → red) help you match books to your child's emotional readiness, not just their reading ability. See our methodology for how we rate.
Just a school project
Mercer Mayer
Just a school project
Mercer Mayer
Little Critter
Mercer Mayer
Little Critter
Mercer Mayer
Just so thankful
Mercer Mayer
Just so thankful
Mercer Mayer
Just Fishing With Grandma
Mercer Mayer
Just Fishing With Grandma
Mercer Mayer
When I grow up
Mercer Mayer
When I grow up
Mercer Mayer
Little Critter's This is my school
Mercer Mayer
Little Critter's This is my school
Mercer Mayer
My Big Sister
Mercer Mayer
My Big Sister
Mercer Mayer
The Trip
Mercer Mayer
The Trip
Mercer Mayer
Little Critter's staying overnight
Mercer Mayer
Little Critter's staying overnight
Mercer Mayer
Little Critter's little sister's birthday
Mercer Mayer
Little Critter's little sister's birthday
Mercer Mayer
Just a rainy day
Mercer Mayer
Just a rainy day
Mercer Mayer
Just a nap
Mercer Mayer
Just a nap
Mercer Mayer
Happy Easter, Little critter
Mercer Mayer
Happy Easter, Little critter
Mercer Mayer
Just grandma and me
Mercer Mayer
Just grandma and me
Mercer Mayer
Just grandpa and me
Mercer Mayer
Just grandpa and me
Mercer Mayer
Just me and my babysitter
Mercer Mayer
Just me and my babysitter
Mercer Mayer
Just my friend and me
Mercer Mayer
Just my friend and me
Mercer Mayer
Baby Sister Says No
Mercer Mayer
Baby Sister Says No
Mercer Mayer
Just shopping with mom
Mercer Mayer
Just shopping with mom
Mercer Mayer
Just a daydream
Mercer Mayer
Just a daydream
Mercer Mayer
Just me and my little brother
Mercer Mayer
Just me and my little brother
Mercer Mayer
What a bad dream
Mercer Mayer
What a bad dream
Mercer Mayer
Just a Piggy Bank
Mercer Mayer
Just a Piggy Bank
Mercer Mayer
Just a Little Different
Mercer Mayer
Just a Little Different
Mercer Mayer
Just a Bad Day
Mercer Mayer
Just a Bad Day
Mercer Mayer
Just Like Dad
Mercer Mayer
Just Like Dad
Mercer Mayer
Taking Care of Mom
Mercer Mayer
Taking Care of Mom
Mercer Mayer
Little Critter sleeps over
Mercer Mayer
Little Critter sleeps over
Mercer Mayer
The Best Present
Mercer Mayer
The Best Present
Mercer Mayer
This Is My Body
Mercer Mayer
This Is My Body
Mercer Mayer
Little Critter's the night before Christmas
Mercer Mayer
Little Critter's the night before Christmas
Mercer Mayer
The little drummer mouse
Mercer Mayer
The little drummer mouse
Mercer Mayer
Little Critter's the Picnic (Mercer Mayer's Little Critter)
Mercer Mayer
Little Critter's the Picnic (Mercer Mayer's Little Critter)
Mercer Mayer
A yummy lunch
Mercer Mayer
A yummy lunch
Mercer Mayer
Our tree house
Mercer Mayer
Our tree house
Mercer Mayer
Goodnight, Little Critter
Mercer Mayer
Goodnight, Little Critter
Mercer Mayer
My trip to the hospital
Mercer Mayer
My trip to the hospital
Mercer Mayer
The lost dinosaur bone
Mercer Mayer
The lost dinosaur bone
Mercer Mayer
It's Earth Day!
Mercer Mayer
It's Earth Day!
Mercer Mayer
The Best Teacher Ever
Mercer Mayer
The Best Teacher Ever
Mercer Mayer
Just a little music
Mercer Mayer
Just a little music
Mercer Mayer
The first day of school
Mercer Mayer
The first day of school
Mercer Mayer
Happy Mothers Day
Mercer Mayer
Happy Mothers Day
Mercer Mayer
Merry Christmas, Little Critter!
Mercer Mayer
Merry Christmas, Little Critter!
Mercer Mayer
Happy Valentine's Day, little critter!
Mercer Mayer
Happy Valentine's Day, little critter!
Mercer Mayer
It's Easter, Little Critter!
Mercer Mayer
It's Easter, Little Critter!
Mercer Mayer
A green, green garden
Mercer Mayer
A green, green garden
Mercer Mayer
The Best Yard Sale
Mercer Mayer
The Best Yard Sale
Mercer Mayer
Just pick us, please!
Mercer Mayer
Just pick us, please!
Mercer Mayer
Little Critter
Mercer Mayer
Little Critter
Mercer Mayer
Just me and my dad
Mercer Mayer
Just me and my dad
Mercer Mayer
Just me and my puppy
Mercer Mayer
Just me and my puppy
Mercer Mayer
All by myself
Mercer Mayer
All by myself
Mercer Mayer
I was so mad
Mercer Mayer
I was so mad
Mercer Mayer
Just go to bed
Mercer Mayer
Just go to bed
Mercer Mayer
Me too!
Mercer Mayer
Me too!
Mercer Mayer
I just forgot
Mercer Mayer
I just forgot
Mercer Mayer
Just going to the dentist
Mercer Mayer
Just going to the dentist
Mercer Mayer
Just me and my mom
Mercer Mayer
Just me and my mom
Mercer Mayer
I am Sharing (Toddler Books)
Mercer Mayer
I am Sharing (Toddler Books)
Mercer Mayer
Just a Special Thanksgiving
Mercer Mayer
Just a Special Thanksgiving
Mercer Mayer
It's True
Mercer Mayer
It's True
Mercer Mayer
Being Thankful
Mercer Mayer
Being Thankful
Mercer Mayer
We Love You, Little Critter!
Mercer Mayer
We Love You, Little Critter!
Mercer Mayer
More Mercer Mayer titles in our catalog
Each is rated too; choosing one opens it in search.
- 2-Minute Little Critter Storys (Two-Minute Stories) Level 2 · Gentle
- A boy, a dog, a frog and a friend Level 2 · Gentle
- A Boy, a Dog, and a Frog Level 2 · Gentle
- A busy day Level 1-2 · Gentle
- A Day at Camp, Level 2 (Little Critter First Readers) Level 1-2 · Gentle
- A Silly Story Level 3 · Gentle
- All That I Can Be Level 2 · Gentle
- Appelard and Liverwurst Level 1-2 · Gentle
- Backstage Pass (School Time Readers , No 6) Level 2 · Gentle
- Bat child's haunted house Level 1-2 · Mild
- Beach Day (Little Critter First Readers, Level 1) Level 2 · Gentle
- Bubble bubble Level 1-2 · Gentle
- Bun Bun's birthday Level 2 · Gentle
- Bye-bye, Mom and Dad Level 1-2 · Gentle
- Christmas for Miss Kitty Level 1-2 · Gentle
- Class Trip (First Readers, Skills and Practice) Level 4-5 · Gentle
- East of the Sun and West of the Moon Level 2 · Gentle
- Feelings and manners Level 4-5 · Gentle
- Field Day (First Readers, Skills and Practice) Level 4-5 · Gentle
- Fireman Critter (Mercer Mayer Little Critter Board Book Series) Level K-1 · Mild
- Frog, where are you? Level 2 · Gentle
- Ghost of Goose Island, The (School Time Readers, No 5) Level 2 · Mild
- Grandma's garden Level 1-2 · Gentle
- Haunted House (Mercer Mayer's Lc + the Critter Kids, Mini Novel, No 7) Level 3 · Mild
- How Trollusk Got His Hat Level 4-5 · Gentle
- I am playing Level K-1 · Gentle
- I Was So Mad (Mercer Mayer's Little Critter) Level 1-2 · Gentle
- If I Had a Gorilla Level 2 · Gentle
- Jaguar's Paw (Magic Days Books) Level 1-2 · Gentle
- Just a Baby Bird Level 1-2 · Gentle
- Just a Garden Kit Level 2 · Gentle
- Just a Kite Level 2 · Gentle
- Just A Little Love ( Little Critter) Level 1-2 · Gentle
- Just a mess Level 1-2 · Gentle
- Just an adventure at sea Level 1-2 · Gentle
- Just Camping Out Level 2 · Mild
- Just for You Level 2 · Gentle
- Just Me and My Little Sister Level 1-2 · Gentle
- Just My Brother, Sister, and Me Level 2 · Gentle
- Little Critter - Just a Special Day Level 2 · Gentle
- Little Critter Construction Playset Level 2 · Gentle
- Little Critter First Reader Slipcase Level 1, Volume 2 (Mercer Mayer First Readers Skills and Practice, 4) Level 3 · Gentle
- Little Critter First Reader Slipcase Level 2, Volume 1 (Mercer Mayer's First Readers) Level 3 · Gentle
- Little Critter: Just a School Project (Spanish edition): Tan solo un proyecto escolar (Little Critter) Level 2-3 · Gentle
- Little Critter: Just So Thankful (Spanish edition): Little Critter: Tan agradecido (Little Critter) Level 4 · Gentle
- Little Critter's Day at the Farm Level 2 · Gentle
- Little Critter's Family Album Level 4-5 · Gentle
- Little Critter's Jack and the Beanstalk (Mercer Mayer's Little Critter) Level K-1 · Mild
- Little Critter's read-it-yourself storybook Level 1-2 · Gentle
- Little Critter's reading readiness Level 4-5 · Gentle
- Little Critter's where is my frog? Level K-1 · Gentle
- Little Critters: Just a Little Luck Level 2-3 · Gentle
- Little Monster Private Eye Goes on Safari (Read and Play Time Sets) Level 1-2 · Gentle
- Little monster's Mother Goose Level 2 · Mild
- Little monster's neighborhood Level 1-2 · Gentle
- Little Monster's Neighbourhood Level 2 · Gentle
- Little monster's scratch and sniff mystery Level 1-2 · Gentle
- Little Monster's Word Book (Little Monsters) Level 2 · Gentle
- Little Sister's Bracelet (Little Critter Storybooks) Level 2 · Gentle
- Mercer Mayer Math, Grade 2 Level 2 · Gentle
- Mercer Mayer Math, PreK Level 2 · Gentle
- Mercer Mayer Reading, Grade 1 Level 2 · Gentle
- Mercer Mayer's Herbert the timid dragon. Level 2 · Gentle
- Mercer Mayer's Little Critter's Vol. 2 Level K-1 · Gentle
- Mercer Mayer's little monster treasury book Level 6 · Gentle
- Merry Christmas mom and dad Level 1-2 · Gentle
- My Teacher is a Vampire (Lc + the Critter Kids) Level 2 · Gentle
- My trip to the farm. Level 1-2 · Gentle
- Mystery at Big Horn Ranch Level 3 · Mild
- On the Go Level 3 · Gentle
- One Monster After Another Level 2 · Gentle
- Pizza War (Merser Mayer"S Lc + the Critter Kids, Mini Novel, No 5) Level 3 · Gentle
- Play Ball (First Readers, Skills and Practice) Level 2 · Gentle
- Play It Safe Level 2 · Gentle
- Professor Wormbog in Search for the Zipperump-a-Zoo Level 2 · Gentle
- Roast and Toast (Critters of the Night) Level 1-2 · Gentle
- Secret Code, The (Lc + the Critter Kids) Level 3 · Gentle
- Show and tell Level 1-2 · Gentle
- Snowball soup Level 2 · Gentle
- The Bravest Knight Level 2 · Gentle
- The E-Mail Mystery (Mercer Mayer's Lc + the Critter Kids, Mini Novel, No 8) Level 3 · Mild 2 editions
- The Fall Festival Level 2 · Gentle
- The New Baby (Golden Look-Look Books) Level 2 · Mild
- The new fire truck Level 1-2 · Gentle
- The Pied Piper of Hamelin Level 2 · Moderate
- The Purple Kiss (Lc + the Critter Kids) Level 3 · Gentle
- There's a Nightmare in My Closet Level 2 · Gentle
- There's Something in My Attic Level 1-2 · Mild
- There's something spooky in my attic Level 2 · Mild
- There's Something Spooky in My Attic (Picturemac) Level 2 · Mild
- These Are My Pets Level 2 · Gentle
- This Is My Friend Level 2 · Gentle
- Top Dog (Lc + the Critter Kids) Level 3 · Gentle
- Two more moral tales. Level 1-2 · Gentle
- What Do You Do With a Kangaroo Level 1-2 · Gentle
- When I get bigger Level 1-2 · Gentle 2 editions
- Where's My Sneaker? Level 1-2 · Gentle
- Wizard Comes to Town (Mercer Mayer Picture Books) Level 2 · Gentle
- You go first Level 3-4 · Gentle
- You're the Scaredy-Cat Level 1-2 · Mild
- Yummy Lunch (First Readers, Skills and Practice) Level 1-2 · Gentle
Questions about Mercer Mayer's books
- What reading level are Mercer Mayer's books?
- Mercer Mayer's reviewed books range from Grade 0–5, with the typical book at Grade 2. Each title has a separate content intensity score so parents can choose by emotional readiness, not just text difficulty.
- Are Mercer Mayer's books appropriate for sensitive readers?
- All 64 of Mercer Mayer's reviewed books are at Gentle or Mild intensity — safe for sensitive readers. None are rated Intense or Very Intense. Average intensity: 1/5.
- What age are Mercer Mayer's books appropriate for?
- Mercer Mayer's reviewed books target Ages 5-8. HootRated rates each book on reading level and content intensity — match both dimensions, not just one.