Book Series · 6 Books

Mac B., Kid Spy Books

In order from Mac Undercover to Mac Saves the World.

Mac Undercover
The Impossible Crime
Top Secret Smackdown
Mac Cracks the Code
The Sound of Danger
Where the story begins

First Book in the Series

Mac Undercover
Sale price
$1248
Book #1 · Chapter Book · Ages 7–10 · 2018

Mac Undercover

By Mac Barnett, Mike Lowery (Illustrator)

A young boy receives a call from the Queen of England, asking for his help in retrieving a stolen spoon.

160 pages· 10,469 words· Est. 1.5 hour read
$12.99Save 4%
Summary: Meet Mac B., a kid turned secret agent for the Queen of England. When the Crown Jewels vanish, Mac embarks on a global quest filled with secret identities and karate antics. Can he retrieve the treasure before it's too late? Dive into a world of humor, history, and adventure as Mac navigates the thrilling life of a young spy. Will his cleverness and courage be enough to solve the mystery? Join the chase and find out!
In reading order

Mac B., Kid Spy Series

6 books · Published 2018–2021

#1

Mac Undercover

Chapter Book · Ages 7–10 · 2018

A young boy receives a call from the Queen of England, asking for his help in retrieving a stolen spoon.

#2

The Impossible Crime

Chapter Book · Ages 7–10 · 2018

A young boy is recruited by the Queen of England to stop a thief from stealing the Crown Jewels.

#3

Top Secret Smackdown

Chapter Book · Ages 7–10 · 2019

A young boy is recruited by the Queen of England to solve a mystery involving stolen birds from the Tower of London

#4
Mac Cracks the Code
Sale price
$1248

Mac Cracks the Code

Chapter Book · Ages 7–10 · 2019

A young boy is recruited by the Queen of England to be a spy and must use his skills to stop a villainous plot.

The Sound of Danger

Chapter Book · Ages 7–10 · 2020

A young boy receives a mysterious phone call from the Queen of England, who assigns him a secret mission to protect a priceless violin from being stolen.

Mac Saves the World
Sale price
$1299

Mac Saves the World

Chapter Book · Ages 7–10 · 2021

A young boy is recruited by the Queen of England for a secret mission to steal a powerful computer program from East Germany during the Cold War.

Good to know

Common Questions

How many books are in the Mac B., Kid Spy series?

There are 6 books in the Mac B., Kid Spy series. It began with Mac Undercover in 2018, and the newest book, Mac Saves the World, was published in 2021.

What order should you read the Mac B., Kid Spy books in?

Start with Mac Undercover and follow the series order — the books above are numbered #1 through #6.

What ages are the Mac B., Kid Spy books best for?

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

Which Mac B., Kid Spy book is the longest?

The Sound of Danger is the longest book in the series at 13,225 words (176 pages).

Which Mac B., Kid Spy book is the shortest?

Mac Undercover is the shortest at 10,469 words (160 pages).

The people

The Creatives Behind the Books

The authors and illustrators who bring Mac B., Kid Spy to life.

01

Mac Barnett

Author
02

Mike Lowery

Illustrator

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