Mystery - Middle Grade Books

In 1899, a twelve-year-old rat catcher on North Carolina's Biltmore estate teams up with the estate owner's young nephew to battle a great evil and, in the process, unlocks the puzzle of her past.

Just after twelve-year-old Emily and her family move to San Francisco, she teams up with new friend James to follow clues in an odd book they find, hoping to figure out its secrets before the men who attacked Emily's hero, publisher Garrison Griswold, solve the mystery or come after the friends.

When Ted and Kat's cousin Salim disappears from the London Eye ferris wheel, the two siblings must work together--Ted with his brain that is "wired differently" and impatient Kat--to try to solve the mystery of what happened to Salim.

Twelve-year-old Candice Miller is spending the summer in Lambert, South Carolina, in the old house that belonged to her grandmother, who died after being dismissed as city manager for having the city tennis courts dug up looking for buried treasure--but when she finds the letter that sent her grandmother on the treasure hunt, she finds herself caught up in the mystery and, with the help of her new friend and fellow book-worm, Brandon, she sets out...

Emotionally crippled by his obsessive-compulsive disorder, teenager Matthew Corbin rarely leaves his room on a cul-de-sac in London, and he passes the day observing and writing down his neighbors doings from his window--but when a toddler staying next door disappears Matt is the key to solving a mystery and possibly saving a child's life...if he can manage to expose himself, and his secret guilt to the outside world.

Thirteen-year-old Lemony Snicket begins his apprenticeship with S. Theodora Markson of the secretive V.F.D. in the tiny dot of a town called Stain'd By The Sea, where he helps investigate the theft of a statue.

"This highly inventive mystery involves sixteen people (including a dressmaker, a secretary, an inventor, a doctor, a judge, a bookie, a burglar, and a bomber) who are invited to the reading of the very strange will of the very rich Samuel W. Westing. They could become millionaires, depending on how they play the game. All they have to do is find the answer ... but the answer to what? The Westing game is tricky and dangerous, but the heirs play on--through...

Desperado Detectives--aka Mo Lo Beau and her best friend Dale, along with newly-appointed intern, Harm Crenshaw--must take on a new case when Dale's daddy goes on the lam just before his trial is about to start.

"When Miss Lana accidentally buys a haunted inn at the Tupelo Landing town auction, Desperado Detectives--aka Mo LoBeau and her best friend Dale--opens up a paranormal division to solve the ghost's identity before the town's big 250th anniversary bash." --

Ginny is unhappy when her family moves from Chicago to upstate Michigan for the summer while her father restores a 1930s mansion. But there are rumors about strange mutant creatures around Woodmoor and the forest next to it:. Ginny is halfway convinced that the rumors are true, because something or someone is haunting the house--and she plans to investigate, with the help of Will, the older boy who lives nearby.