Books About Size · 183 titles considered

The Best Size Books for Kids

By the Bookroo Editors

Looking for our other guide?

Explore our editor-reviewed guide to Size & Shape Books, featuring 10 favorites and recommendations by age.

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Looking for excellent children's books about size? This collection brings together Bookroo's highest-rated and most useful picks in one place.

Start with our editorial favorites, then browse recommendations organized by reading stage to find the right book for your reader.

The Shortlist

Our 10 Favorite Books About Size

Twinky the Dinky Dog
Sale price
$1248
Picture Book · Ages 6–8 · 2013

Twinky the Dinky Dog

By Kate Klimo, Michael Fleming (Illustrator) · Step into Reading Book series

A small dog challenges perceptions to prove size doesn't matter.

48 pages· 574 words· Est. 5 min read-aloud
4.1 Goodreads · 221 ratings
$12.99Save 4%
Library Binding
Summary: Twinky may be small, but he doesn't feel dinky. In a world that underestimates him, Twinky sets out to show that size isn't everything. Can this little dog change minds and prove his worth? Join Twinky on his journey of courage and determination, where he learns that being true to oneself is the biggest strength of all. Perfect for young readers ready to explore stories of heart and bravery.
Don't Throw It to Mo!
Sale price
$574
Picture Book · Ages 6–8 · 2015

Don't Throw It to Mo!

By David A. Adler, Sam Ricks (Illustrator) · Book #1 in the Mo Jackson series

A young football player proves himself despite his small size

Theodor Seuss Geisel Award (2016)
32 pages· 427 words· Est. 4 min read-aloud
4.0 Goodreads · 1,045 ratings
$5.99Save 4%
Paperback
Summary: Mo, the smallest player on the Robins football team, faces teasing from rivals who call him 'butterfingers.' But his coach sees potential in Mo's size. Can Mo turn his disadvantage into a game-winning advantage? Discover how determination and clever strategy might lead to an unexpected victory on the field.
Sir Small and the Dragonfly
Sale price
$1139
Picture Book · Ages 4–7 · 1988

Sir Small and the Dragonfly

By Jane O'Connor, John O'Brien (Illustrator) · Sir Small series

A tiny knight must rescue a maiden from a dragonfly's clutches.

32 pages· 372 words· Est. 3 min read-aloud
3.8 Goodreads · 163 ratings
$11.99Save 5%
Hardcover
Summary: In the town of Pee Wee, where everyone is as small as a toothpick, a brave knight embarks on a daring quest. When Lady Teena is snatched by a dragonfly, this miniature hero, astride his loyal ant, must navigate a world of giants to save her. Will his courage be enough to overcome the odds and bring her back safely? Dive into a whimsical adventure where size doesn't determine bravery, and every page brings a new twist.
The Littlest Leaguer
Sale price
$574
Picture Book · Ages 4–6 · 1976

The Littlest Leaguer

By Syd Hoff · I Can Read series

A young boy helps his team win a baseball game despite his small size.

48 pages· 881 words· Est. 7 min read-aloud
3.7 Goodreads · 164 ratings
$5.99Save 4%
Paperback
Summary: Harold, the smallest player in little league, struggles to keep up with the game. Always benched, he dreams of proving himself. When an important game arrives, Harold's moment to show that size doesn't define skill finally comes. Can he turn his disadvantage into an unexpected triumph?
Little But Fierce
Sale price
$474
Chapter Book · Ages 6–8 · 2020

Little But Fierce

By Joan Emerson · Book #1 in the The Dodo: Scholastic Reader, Level 2 series

Tiny animals defy odds, proving size doesn't limit strength or heart.

32 pages· 712 words· Est. 8 min read
4.2 Goodreads · 47 ratings
$4.99Save 5%
Paperback
Summary: Meet a French bulldog, an alpaca, and a squirrel, each overcoming challenges to show that size is no barrier to courage. These small creatures, featured in The Dodo's 'Little but Fierce' series, defy expectations with their big personalities and even bigger hearts. From runts to animals with disabilities, they inspire with their resilience and the love they receive from supportive humans. Discover how these tiny fighters prove that strength and spirit aren't measured in size.
Hide and Seek
Sale price
$674
Board Book · Ages 0–3 · 1977

Hide and Seek

Discover hidden surprises where nothing is as it seems.

22 pages
5.9/7 Bookroo·3.9/5 Goodreads · 209 ratings
$6.99Save 4%
Board book
Summary: In a world where a crocodile's grin hides a toothbrush and butterflies turn into hearts, young readers embark on a playful journey of discovery. This engaging board book invites children to uncover hidden objects and learn that appearances can be deceiving. What other surprises await in this whimsical adventure?
Big and Small
Sale price
$858
Board Book · Ages 1–3 · 2015

Big and Small

By Roger Priddy · Little Friends series

Discover opposites with a fun mix-and-match book adventure.

12 pages
5.8/7 Bookroo·3.5/5 Goodreads · 21 ratings
$8.99Save 5%
Board book
Summary: Join the Little Friends on a playful journey of opposites. Each page presents a new challenge: can you match the big book's opposite with the small book's? Flip, learn, and explore as you uncover the wonders of hot and cold, loud and quiet, wet and dry. This interactive experience invites young readers to engage with language in a dynamic way, sparking curiosity and delight. Will you find all the matches and master the art of opposites?
Room for Bear
Sale price
$1597
Picture Book · Ages 3–7 · 2015

Room for Bear

By Ciara Gavin · Room for Bear series

A bear seeks a new home, but can five ducks make room for him?

32 pages· 232 words· Est. 2 min read-aloud
5.6/7 Bookroo·3.7/5 Goodreads · 440 ratings
$16.99Save 6%
Hardcover
Summary: When Bear wakes from his winter slumber, he embarks on a quest for a new home. He stumbles upon a cozy spot, but it's already occupied by five little ducks. As Bear tries to fit into their snug abode, the ducks must decide if they can open their hearts and home to this gentle giant. This charming tale explores the warmth of family and the beauty of acceptance, leaving readers to wonder if love can truly make room for everyone.
Giant Tess
Sale price
$1697
Picture Book · Ages 4–8 · 2019

Giant Tess

By Dan Yaccarino

A giant girl and her friend must save a city parade.

40 pages
5.5/7 Bookroo·3.3/5 Goodreads · 246 ratings
$17.99Save 6%
Hardcover
Summary: In the bustling city of Myth-hattan, Tess, a giant girl yearning to fit in, finds an unexpected ally her size. Together, they embark on a daring mission to rescue the city's parade. As these unlikely heroes face challenges, will they discover the power of friendship and acceptance? This heartwarming tale explores the courage to embrace one's uniqueness and the hero within us all.
Cloudette
Sale price
$1049
Board Book · Ages 2–5 · 2011

Cloudette

By Tom Lichtenheld

A tiny cloud seeks to make a big impact.

32 pages
5.5/7 Bookroo·4.1/5 Goodreads · 3,237 ratings
$10.99Save 5%
Board Book
Summary: Cloudette, the smallest cloud, yearns to do something significant like her larger counterparts. As she embarks on a journey to help a garden grow or a brook babble, she discovers that size doesn't limit her ability to make a difference. Will Cloudette find her place in the sky and achieve her dreams? Follow her charming quest for greatness and see how even the smallest among us can leave a lasting mark.
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Browse by age

Size Board Books for Babies & Toddlers

Sturdy, inviting books about size for the youngest readers and listeners.

Big Bug
Sale price
$799

Big Bug

Ages 1–4 · 2014

Explore the world of scale, where big becomes little with every page turn.

Now I Am Big!
Series
Sale price
$799

Now I Am Big!

Ages 1–3 · 2012

Discover the joys and milestones of growing up in this empowering tale.

What Will Fit?
Series
Sale price
$799

What Will Fit?

Ages 0–3 · 2020

Can Olivia find the perfect item to fit her basket at the market?

Mouse Is Small
Series
Sale price
$799

Mouse Is Small

Ages 0–3 · 2017

Discover which animal is the biggest in this interactive size adventure.

Big and Small, Room for All
Sale price
$799

Big and Small, Room for All

Ages 0–3 · 2009

Explore the universe's vastness and discover how everything, big and small, is interconnected.

How Big Is Zagnodd?
Series
Sale price
$799

How Big Is Zagnodd?

Ages 0–5 · 2020

Discover the size of Zagnodd and meet quirky aliens in a cosmic adventure.

Baby Party
Series
Sale price
$799

Baby Party

Ages 0–3 · 2015

Join a baby party where shapes turn into fun surprises.

Big Little
Series
Sale price
$899

Big Little

Ages 0–3 · 2003

Discover opposites with a playful toddler's antics.

Little Boat
Series
Sale price
$699

Little Boat

Ages 0–3 · 2015

A small boat faces big challenges on a daring adventure.

Little Bear, Baby Bear
Sale price
$999

Little Bear, Baby Bear

Ages 0–4 · 2022

Little Bear navigates life with a new baby sibling, discovering shared love and capabilities.

View all size board books
Browse by age

Size Picture Books

Illustrated read-alouds about size for preschool and elementary-age readers.

Little Juniper Makes It BIG
Sale price
$1799

Little Juniper Makes It BIG

Ages 4–8 · 2019

Juniper's quest for height leads to unexpected friendship and self-discovery.

Little Big Girl
Sale price
$1799

Little Big Girl

Ages 3–5 · 2016

A little girl discovers the joys and challenges of becoming a big sister.

Big and Small and In-Between
Sale price
$1899

Big and Small and In-Between

Ages 4–8 · 2022

Explore the world through the lens of size, from tiny reflections to towering bears.

The Little Gardener
Sale price
$1795

The Little Gardener

Ages 3–7 · 2015

A tiny gardener struggles to nurture his beloved garden against all odds.

The Littlest Elf
Series
Sale price
$599

The Littlest Elf

Ages 3–5 · 2012

A tiny elf seeks his special role in Santa's workshop, but is he too small to succeed?

Biscuit's Big Friend
Series
Sale price
$599

Biscuit's Big Friend

Ages 4–8 · 2003

A small puppy and a big dog are good friends and have fun playing together.

The Shrinking of Treehorn
Sale price
$1695

The Shrinking of Treehorn

Ages 5–8 · 1971

A boy mysteriously shrinks, ignored by adults, until a magical game offers hope.

Little Excavator
Sale price
$1899

Little Excavator

Ages 2–5 · 2016

Can Little Excavator find a job on the big construction site?

Big, Bigger, Biggest!
Sale price
$1799

Big, Bigger, Biggest!

Ages 4–7 · 2009

Explore the language of size with animals from hippos to dinosaurs.

View all size picture books
Browse by age

Size Chapter Books & Middle Grade

Longer stories about size for developing and independent readers.

Slouch
Sale price
$1799

Slouch

Ages 8–12 · 2024

A tall girl must navigate self-esteem and boundaries in a world that won't stop talking about her height.

Maxi's Secrets
Sale price
$1699

Maxi's Secrets

Ages 10–+ · 2016

A boy and his deaf dog discover unexpected strength and friendship in a new town.

I Am Small
Sale price
$899

I Am Small

2010

A baby penguin discovers a vast world, but to its mother, it's everything.

Stealing Magic
#2 in Series
Sale price
$999

Stealing Magic

Ages 8–12 · 2012

Miniatures vanish, sparking a race through time to save magical rooms from destruction.

Elle of the Ball
Series
Sale price
$1799

Elle of the Ball

Ages 8–12 · 2018

A tall girl must balance basketball dreams with unexpected dance challenges.

Tough to Tackle
Series
Sale price
$699

Tough to Tackle

Ages 9–11 · 1971

A young athlete must choose between quitting or learning resilience on the field.

View all size chapter books
Keep exploring
Books about animalsBooks about belongingBooks about bugs and insectsBooks about determinationBooks about dwellingsBooks about footballBooks about friendshipBooks about physical stature