Books About 100th Day Of School

The Best 100th Day Of School Books for Kids

By the Bookroo Editors

Looking for excellent children's books about 100th day of school? 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 4 Favorite Books About 100th Day Of School

100 School Days
Sale price
$958
Picture Book · Ages 4–8 · 2002

100 School Days

By Anne Rockwell, Lizzy Rockwell (Illustrator) · Book #3 in the Mrs. Madoff's Class series

A class counts its way through the school year toward a big celebration.

40 pages· 719 words· Est. 6 min read-aloud
3.8 Goodreads · 114 ratings
$9.99Save 4%
Paperback
Summary: Mrs. Madoff's class is counting the days of school, adding one more item to their collection each morning until they reach one hundred. As the numbers grow, so does the excitement for their 100th-day party. A cheerful story about counting, patterns and a classroom milestone.
100 Days!
Sale price
$574
Picture Book · Ages 4–6 · 2025

100 Days!

By Alexandra Penfold, Suzanne Kaufman (Illustrator) · All Are Welcome series

A whole class brings one hundred things each to celebrate a school milestone.

32 pages
4.4 Goodreads · 8 ratings
$5.99Save 4%
Paperback
Summary: The kids from All Are Welcome are celebrating their 100th day of school. Each of them brings 100 things to share, from buttons to drawings, and together they look back on everything they have learned with their friends. A rhyming Step 2 reader for children who are starting to read on their own.
Fluffy's 100th Day of School
Sale price
$379
Chapter Book · Ages 6–8 · 2000

Fluffy's 100th Day of School

By Kate McMullan, Mavis Smith (Illustrator) · Fluffy the Classroom Guinea Pig series

A classroom guinea pig discovers how wild a school party can get.

40 pages· 1,212 words· Est. 14 min read
4.1 Goodreads · 46 ratings
$3.99Save 5%
Paperback
Summary: Ms. Day's class is throwing a party to celebrate the 100th day of school, and Fluffy the guinea pig finds out how rowdy, and how fun, a party can be. He enters a seed-eating contest and a 100-inch dash. A Hello Reader! Level 3 story about the class pet who always gets into the action.
The Night Before the 100th Day of School
Sale price
$574
Picture Book · Ages 4–8 · 2005

The Night Before the 100th Day of School

By Natasha Wing, Mindy Pierce (Illustrator) · The Night Before series

A student races to find 100 items for school, leading to an unforgettable surprise.

32 pages· 394 words· Est. 4 min read-aloud
3.8/7 Bookroo·4.0/5 Goodreads · 175 ratings
$5.99Save 4%
Paperback
Summary: As the 100th day of school approaches, one student scrambles to gather 100 items for a class project. Just when hope seems lost, a burst of inspiration leads to a surprising twist that transforms the celebration into a memorable event. What unexpected idea will make this day stand out?
The Bookroo Book Club

Great books, picked for their age.

Books worth reading again and again, delivered to your door.

Find their book club