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Mystery Books

The best mystery books are the ones that keep you guessing until the very end. These suspenseful stories will keep all age groups turning the page, on the hunt for the next clue. From classic kid detectives like Encyclopedia Brown to modern-day murder mysteries for teens, there's something for everyone here. So pick up one of these exciting thrillers and follow the clues until you find your inner detective. And if you're looking for more mysteries to solve, you'll love these Girl Heroes and Detectives and Thriller Books for Teens.

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A to Z Mysteries Series Poster Image
BOOK

A to Z Mysteries Series

age 6+

Good-hearted kids solve mysteries in fun, short chapters.

By: Ron Roy (1997)
Ballpark Mysteries Series Poster Image
BOOK

Ballpark Mysteries Series

age 6+

Bro and sis solve fun mysteries in major-league ballparks.

By: David A. Kelly (2011)
Cam Jansen Series Poster Image
BOOK

Cam Jansen Series

age 6+

Fifth-grader with photographic memory solves fun mysteries.

By: David A. Adler (2004)
Dragons and Marshmallows: Zoey and Sassafras, Book 1 Poster Image
BOOK

Dragons and Marshmallows: Zoey and Sassafras, Book 1

age 6+

Girl solves fun mystery with science, magic, and her cat.

By: Asia Citro (2017)
Iggy Peck and the Mysterious Mansion: The Questioneers, Book 3 Poster Image
BOOK

Iggy Peck and the Mysterious Mansion: The Questioneers, Book 3

age 6+

Curious kids solve ghostly mystery in smart, funny tale.

By: Andrea Beaty (2020)
The Bailey School Kids Series Poster Image
BOOK

The Bailey School Kids Series

age 7+

Four adventurous friends solve mysteries in engaging tales.

Basil of Baker Street: The Great Mouse Detective, Book 1 Poster Image
BOOK

Basil of Baker Street: The Great Mouse Detective, Book 1

age 7+

Classic, cute series about Sherlock-like mouse sleuth.

By: Eve Titus (2016)
Encyclopedia Brown Series Poster Image
BOOK

Encyclopedia Brown Series

age 7+

Boy solves crimes that stump adults in fun, funny mysteries.

By: Donald J. Sobol (2007)
The Legend of Diamond Lil Poster Image
BOOK

The Legend of Diamond Lil

age 7+

Funny, clever dog-next-door mystery good for early readers.

By: Doreen Cronin (2012)
Nancy Clancy, Super Sleuth Poster Image
BOOK

Nancy Clancy, Super Sleuth

age 7+

Chapter book mystery promises more fun for Fancy Nancy fans.

By: Jane O'Connor (2012)
Precious Ramotswe Series Poster Image
BOOK

Precious Ramotswe Series

age 7+

Kind, brave 9-year-old solves fun mysteries in Botswana.

At the Bottom of the World: Jack and the Geniuses, Book 1 Poster Image
BOOK

At the Bottom of the World: Jack and the Geniuses, Book 1

age 8+

Bill Nye's passion, humor shine in science-rich mystery.

By: Bill Nye , Gregory Mone (2017)
Beetle Boy, Book 1 Poster Image
BOOK

Beetle Boy, Book 1

age 8+

Fun, engaging mystery about a boy and his helpful beetles.

By: M.G. Leonard (2017)
The Detective's Assistant Poster Image
BOOK

The Detective's Assistant

age 8+

Action-packed female detective story champions smarts.

By: Kate Hannigan (2015)
Enola Holmes: The Case of the Missing Marquess: The Enola Holmes Mysteries, Book 1 Poster Image
BOOK

Enola Holmes: The Case of the Missing Marquess: The Enola Holmes Mysteries, Book 1

age 8+

Teen girl detective is a fun twist on famous family name.

By: Nancy Springer (2007)
Escape from Mr. Lemoncello's Library: Mr. Lemoncello's Library, Book 1 Poster Image
BOOK

Escape from Mr. Lemoncello's Library: Mr. Lemoncello's Library, Book 1

age 8+

Fun mystery about kids locked in library by wacky genius.

By: Chris Grabenstein (2013)
Evangeline of the Bayou Poster Image
BOOK

Evangeline of the Bayou

age 8+

Exciting thrills and chills in mysterious supernatural tale.

By: Jan Eldredge (2018)
The Friendship Code: Girls Who Code, Book 1 Poster Image
BOOK

The Friendship Code: Girls Who Code, Book 1

age 8+

Girls learn coding, solve problems in fun, easy mystery.

By: Stacia Deutsch (2017)
From the Desk of Zoe Washington Poster Image
BOOK

From the Desk of Zoe Washington

age 8+

Girl works to clear her father of a crime in smart tale.

By: Janae Marks (2020)
The Goldfish Boy Poster Image
BOOK

The Goldfish Boy

age 8+

Intriguing mystery inspires empathy for kids with OCD.

By: Lisa Thompson (2017)