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Mystery Middle Grade – Wonderlit | Wonderlit

Browse → Middle Grade → Interests → Mystery

Mystery Middle Grade

Explore middle grade books about mystery for children.

360 books

Cover of Hot Air

Edgar & Ellen #7

Troublemaking twins Edgar and Ellen scramble to protect a two-hundred-year-old secret while sabotaging the local mayoral

Cover of Stormbreaker

Anthony Horowitz

Fourteen-year-old Alex Rider is thrust into the world of international espionage, undergoing brutal training to investig

Cover of The Dark Secret

Wings of Fire #4

The Dark Secret

Tui T. Sutherland

Starflight is kidnapped by his own tribe and must decide whether to stay loyal to the secretive NightWings or risk every

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Popular Series in This Category

Nancy Drew Mystery Stories

3 books in this category

A Series of Unfortunate Events

2 books in this category

2 books in this category

Cover of The Carnivorous Carnival

A Series of Unfortunate Events #9

The Carnivorous Carnival

Lemony Snicket

The Baudelaire orphans encounter a terrible lie and a wolf baby at a miserable carnival in this grim ninth chapter of th

Ages 8–12

Cover of Too Bright to See

Too Bright to See

While Bug's friend Moira obsesses over makeup and boys, a ghost in Bug's Vermont house begins sending messages that reve

Cover of The Perilous Gard

The Perilous Gard

Elizabeth Marie Pope

Imprisoned in a remote 16th-century castle, Kate Sutton discovers a hidden world of druidic magic and an ancient undergr

Cover of The Power of Six

Lorien Legacies #2

The Power of Six

Nine gifted children from a fallen planet hide on Earth, developing powerful Legacies while evading hunters who can only

Cover of Bomb: The Race to Build—and Steal—the World's Most Dangerous Weapon

Bomb: The Race to Build—and Steal—the World's Most Dangerous Weapon

A single split atom in a 1938 German lab sparks a global race involving desert scientists, Soviet spies, and daring comm

Cover of Archer's Goon

Diana Wynne Jones

When a silent giant moves into the Sykes' house and refuses to leave, thirteen-year-old Howard discovers his father is c

Cover of The Accused

Theodore Boone #3

Thirteen-year-old Theodore Boone usually watches the law from the sidelines, but now he must use his legal skills to cle

Cover of The Otterbury Incident

The Otterbury Incident

Cecil Day Lewis

Playful war games between rival groups at King's School take a serious turn when the students find themselves caught up

Cover of While the Clock Ticked

The Hardy Boys #11

While the Clock Ticked

Franklin W. Dixon

The Hardy brothers step into the shadows of the eerie Dalrymple Mansion to unlock the secrets hidden within a mysterious

Cover of The Mystery of the Hidden House

The Five Find-Outers #6

The Mystery of the Hidden House

The Five Find-Outers create a fake mystery to trick a friend, but the game turns dangerously real when a boy actually va

Cover of The Grim Grotto

A Series of Unfortunate Events #11

The Grim Grotto

The Baudelaire orphans journey into the damp depths of an underwater cavern to uncover the secrets of the mysterious VFD

Cover of Lost Boy

Moving to a new town is hard enough, but finding a roadside memorial with your own initials on it sparks a mystery invol

Cover of The Sherlock Society

The Sherlock Society #1

The Sherlock Society

Siblings Alex and Zoe skip the boring summer jobs to start a detective agency, chasing Al Capone's lost treasure into th

Cover of The Scarlet Slipper Mystery

Nancy Drew Mystery Stories #32

The Scarlet Slipper Mystery

A local dancing school faces a terrifying threat after receiving anonymous notes, and only Nancy Drew can unmask the cul

Cover of The Shore Road Mystery

The Hardy Boys #6

The Shore Road Mystery

Franklin W. Dixon

Frank and Joe Hardy join their father in a high-speed race against time to catch a ring of car thieves targeting drivers

Cover of The Mystery of Banshee Towers

The Five Find-Outers #15

The Mystery of Banshee Towers

The Five Find-Outers and Buster the Dog are on the trail of screaming banshees, a mysterious cottage fire, and a prized

Cover of The Clue in the Crumbling Wall

Nancy Drew Mystery Stories #22

The Clue in the Crumbling Wall

While searching for a missing dancer entitled to a massive inheritance, Nancy Drew uncovers a hidden clue within the sto

Cover of Bring Me the Head of Oliver Plunkett

Eddie & the Gang With No Name #2

Bring Me the Head of Oliver Plunkett

A stolen relic and a notorious criminal set Eddie and his gang on a high-stakes chase through the streets of an Irish to

Cover of The Big Six

Swallows and Amazons #9

The Coot Club must turn detective on the Norfolk Broads to catch the real villains after being wrongly accused of castin

Cover of The Clue of the Whistling Bagpipes

Nancy Drew Mystery Stories #41

The Clue of the Whistling Bagpipes

A trip to the Scottish Highlands turns into a high-stakes search when Nancy and her friends hunt for a missing family he

Cover of Half Moon Investigations

Half Moon Investigations

Fletcher Moon may be short, but he is a certified detective with a sharp nose for sniffing out mysteries in this fast-pa

More Formats for Mystery

Chapter Books(3197)Young Adult(767)Graphic Novels(229)Early Readers(68)Picture Books(46)Poetry(6)

Mystery by Age Group

Mystery Books for Ages 0–3(153)Mystery Books for Ages 12–18(5386)Mystery Books for Ages 4–7(1713)Mystery Books for Ages 8–11(4980)