Book Series · 3 Books

The Buddy Files Books

In order from The Case of the Mixed-Up Mutts to The Case of the School Ghost.

The Buddy Files series is a set of 3 chapter books by Dori Hillestad Butler, published between 2010 and 2012. Written for ages 7–10, most books run about 130 pages.

The Case of the Mixed-Up Mutts
The Case of the Lost Boy
The Case of the School Ghost
The Case of the Mixed-Up Mutts
The Case of the Lost Boy
Where the story begins

First Book in the Series

The Case of the Mixed-Up Mutts
Sale price
$1499
Book #2 · Chapter Book · Ages 7–10 · 2010

The Case of the Mixed-Up Mutts

By Dori Hillestad Butler, Jeremy Tugeau (Illustrator)

A dog must solve the mystery of two switched pets while searching for his lost family.

128 pages
Hardcover
Summary: Buddy, a clever dog adopted from the pound, loves his new family but can't forget his first owner, Kayla. While unraveling the mystery of her disappearance, Buddy faces a new challenge: two dogs, Muffin and Jazzy, have been swapped. Can Buddy reunite them with their rightful owners and uncover the truth about Kayla? Dive into a tale of loyalty, adventure, and canine detective work.
In reading order

The Buddy Files Series

3 books · Published 2010–2012

#2
#2 in Series
Sale price
$1499

The Case of the Mixed-Up Mutts

Chapter Book · Ages 7–10 · 2010

A dog must solve the mystery of two switched pets while searching for his lost family.

The Case of the Lost Boy

Chapter Book · Ages 7–10 · 2010

A detective dog must solve the mystery of his missing family and a vanished boy.

The Case of the School Ghost

Chapter Book · Ages 7–10 · 2012

A school sleepover reveals a ghostly mystery. Can Buddy uncover the truth?

Good to know

Common Questions

How many books are in the Buddy Files series?

There are 3 books in the Buddy Files series. It began with The Case of the Mixed-Up Mutts in 2010, and the newest book, The Case of the School Ghost, was published in 2012.

What order should you read the Buddy Files books in?

Start with The Case of the Mixed-Up Mutts and follow the series order — the books above are numbered #1 through #3.

What ages are the Buddy Files books best for?

The series is best for ages 7–10, based on the age ranges of the individual books.

The people

The Creatives Behind the Books

The authors and illustrators who bring The Buddy Files to life.

01

Dori Hillestad Butler

Author
02

Jeremy Tugeau

Illustrator

Keep exploring

Similar Series

No Such Thing as a Witch

A Matter-of-Fact Magic Book

Ages 7–10
The Secret of the Sea Creature

You Choose: Scooby-Doo

Ages 7–12
Ella Josephine and the Apartment House on Poppy Hill

Ella Josephine

Ages 7–10
The Puppy Problem

The Daily Bark

Ages 8–12
The DNA Detectives: To Catch a Thief

The D.N.A. Detectives

Ages 8–11
Sasha and Puck and the Potion of Luck

The Elixir Fixers

Ages 7–10
The Loch Ness Lock-In

Strange Scout Tales

Ages 7–10
Deciphering the Code: 5-Minute Mysteries for Fans of Creepers

5-Minute Mysteries for Minecrafters

Ages 7–11

Bookroo

  • About Us
  • Blog
  • FAQs
  • Help Center
  • Contact Us
  • Affiliates

Book Clubs

Follow Bookroo