Children's Mystery Books

Mystery Books for Grades 1 - 6

Updated June 18, 2026
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City of Mission Viejo Library City of Mission Viejo Library
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Children's Mystery Books

Mystery Books for Grades 1 - 6

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Banana Fox and the Secret Sour Society
Kochalka, James
Paper Book
Eisner Award-winning cartoonist James Kochalka makes his Graphix Chapters debut with this laugh-out-loud mystery series! Get drawn into reading with Graphix Chapters! Graphix Chapters are ideal books for beginning and newly independent readers aged 6-8. With approachable page...

AR: 2.5

Lexile: 520

The Batman & Scooby-Doo mysteries. Vol. 1
Cohen, Ivan
Ebook

AR: N/A

Lexile: 650

The body under the piano
Jocelyn, Marthe
Paper Book
Aggie Morton lives in a small town on the coast of England in 1902. Adventurous and imaginative but deeply shy, Aggie hasn't got much to do since the death of her beloved father... until the fateful day when she crosses paths with twelve-year-old Belgian immigrant Hector Perot and discovers a dead...

AR: 5.4

Lexile: 750

Bog gone!
Jones, P. Knuckle
Paper Book
Meet detective-in-training Finder and her friends as they try to figure out why everyone in Belly Acre Bog has disappeared in this hilarious graphic novel mystery! Perfect for fans of The InvestiGators! Finder the tree frog absolutely loves solving mysteries. So when all...

AR: N/A

Lexile: 550

The case of the poached painting
Curran-Bauer, Christee
Paper Book
The Museum of Food Art is in a state of panic! A priceless painting was pilfered in the middle of the night. Fortunately, the Pigeon Private Detectives--PPD for short--are on the scene. These three detectives crave cracking a good case almost as much as they like snacks. But can they...

AR: 3.9

Lexile: 540

The case of the strange splash
Winkler, Henry
Paper Book
From New York Times bestselling creators--Emmy Award-winning actor Henry Winkler, children's book author Lin Oliver, and Caldecott Medal-winning author-illustrator Dan Santat--comes Detective Duck: The Case of the Strange Splash, a hilarious, full-color...

AR: 3.9

Lexile: 680

Cosmos Camp
Giles, Lamar
Paper Book
An Edgar Allan Poe Award Nominee! From Edgar Award nominee and WNDB cofounder Lamar Giles, this middle grade adventure stars the Epic Ellison twins as they race to solve the mystery of Cosmos Camp for young geniuses in a stand-alone companion to the Legendary Alston Boys series. ...

AR: N/A

Lexile: 830

Cosplay crime
Chan, Marty
Paper Book
Shy thirteen-year-old Bree must channel her inner anime heroine to solve a crime at the Anime Expo. Bree Wong and her best friend, Alix, are so excited to be at the anime fan convention. They're dressed as the lead characters from their favorite anime series. Bree cosplays as Red Squirrel,...

AR: 4.2

Lexile: 610

Escape from Mr. Lemoncello's library
Grabenstein, Chris.
Paper Book
Now a Nickelodeon Original Movie! Over 100 Weeks on the New York Times Bestseller List 44 State Award Lists!   Discover what James Patterson calls "the coolest library in the world" in this fun-filled, action-packed...

AR: 4.5

Lexile: 720

The ghost tree
Deen, Natasha
Paper Book
Is it science...or strange and ghostly? Asim's new town is freaking him out! There are weird noises at night, eerie lights, and now an evil tree that is growing way faster than it should. he's sure there's something supernatural going on. His friend Rokshar...

AR: N/A

Lexile: 440

The golden necklace : a Darjeeling tea mystery
Perkins, Mitali
Paper Book
National Book Award nominee Mitali Perkins crafts a contemporary chapter-book mystery about a 12-year-old Nepali girl who sets out to solve the disappearance of her Bengali friend's missing jewelry. Set within a tea plantation in Darjeeling, 7-10-year-old readers are transported...

AR: N/A

Lexile: 790

Montgomery and the case of the golden key
Crowder, Tracy Occomy
Paper Book
It's 2008, and ten-year-old Montgomery "Monty" Carver is out to find the origin of a golden key found in his Southside Chicago community--which may or may not host the next Olympic games, or supply the next President of the United States, or... have a potential ghost hanging around. ...

AR: 4.6

Lexile: 660

Mystery in Rocky Mountain National Park
Johnson, Aaron
Ebook

AR: 4.8

Lexile: N/A

Mystery James digs her own grave
Russell, Ally
Paper Book
Abandoned in a cemetery and raised in a funeral home, a girl who can see and smell the supernatural must solve the mystery of a priceless heirloom stolen from her family's business. Perfect for fans of Netflix's Wednesday and Beetlejuice! "A new middle grade heroine you...

AR: N/A

Lexile: 860

The mystery of locked rooms
Currie, Lindsay
Paper Book
*Instant New York Times and USA Today bestseller!* Crack the codes. Find the treasure. Escape the house. From the acclaimed author of Scritch Scratch and What Lives in the Woods comes a action-packed adventure novel about three friends who team up to find a hidden treasure in an...

AR: 4.4

Lexile: 620

The newspaper club
Vrabel, Beth
Paper Book
Learn what it means to be a journalist in this fun, fast-paced new middle grade series about a club of kid reporters by an award-winning author. Nellie Murrow -- the daughter of two (former) newspaper reporters -- was named after one of the fiercest journalists who...

AR: 4.6

Lexile: 710

The Sherlock society
Ponti, James
Paper Book
A New York Times bestseller! In the tradition of Nancy Drew, four kids and one grandfather in Miami tackle a decades-old mystery in this first book full of "atmosphere, history, and lively humor" (Publishers Weekly, starred review) in the Sherlock Society middle...

AR: 4.9

Lexile: 770

Sisterhood of sleuths
Bertman, Jennifer Chambliss
Paper Book
A clever and thought-provoking mystery that pays homage to classic Nancy Drew stories, perfect for fans of Wendy Mass and Trenton Lee Stewart. Maizy always assumed she knew everything about her grandmother, Jacuzzi.?So?when a box full of vintage Nancy Drew books gets left at...

AR: 5.1

Lexile: N/A

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https://librarian.syndetics.com/syndeticsunbound/lp/747.1110/list/7195

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