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The clue of the left-handed envelope
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George Edward Stanley |
With the help of their third-grade teacher and classmates, Noelle and Todd discover who sent an anonymous letter to Amber Lee. |
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The puzzle of the pretty pink handkerchief
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George Edward Stanley,George Stanley |
Todd uses clues from earwax and a pink handkerchief in order to discover which of his schoolmates has been in his treehouse. |
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The Nina, the Pinta, and the vanishing treasure
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Jill Santopolo |
When the entire Christopher Columbus exhibit disappears from the local museum, fourth-grade sleuth-in-training Alec Flint investigates, aided by his new classmate and potential partner, Gina, who wan… |
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Detective Derek
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Karen Wallace |
Derek the cat wants to be a police detective more than anything, but first he and Sergeant Norman must catch the mouse and the boxer, two of the sneakiest crooks in town. |
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Whodunit crime mysteries
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Hy Conrad |
The self-proclaimed great-great-grandson of Sherlock Holmes helps Sergeant Gunther Wilson solve a number of different cases. Solutions for each mystery are given at the end of the book. |
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Seeing green
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Carolyn Keene |
"What was supposed to be a blissed-out vacation at a pristine eco-resort has turned into one of the biggest cases of my life. And just as we were getting into it, Bess, George, and I had to return to… |
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Mystery At Malachite Mansion
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Carolyn Keene |
Nancy Drew and her friends aren't having the most restful Malibu vacation. After noticing pollution on the shores of their beautiful beachfront condo, they check into the shady "holistic spa" next do… |
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Johnny Delgado
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Kevin Brooks |
When Johnny Delgado decided to become a private detective, it seemed like such a good idea at the time--gorgeous girls in need of help, wads of cash--but soon finds himself out of his depth and in bi… |
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The soccer ball monster mystery
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Walker Styles |
Rider and the PI Pack try to find the soccer team's missing mascot, Dynamo Dog. |
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Hamster Holmes, a mystery comes knocking
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Albin Sadar |
"Hamster Holmes solves mysteries with his sidekick, a firefly named Dr. Watt! Corny O'Squirrel is having trouble sleeping because someone keeps knocking on his door late at night. Can they find out w… |
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Freddy and the Ignormus
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Walter R. Brooks,Kurt Wiese |
Freddy is up against a new enemy this time--the mysterious phantom of the Big Woods, called the Ignormus. At first it seems like a harmless legend, but when the Ignormus begins terrorizing the animal… |
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Sanitized for your protection
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Stephan Pastis |
In this fourth volume of Timmy Failure s memoirs, Timmy is forced to hit the road in a cross-country trip that includes Timmy s mom, Total the polar bear, Doorman Dave, and smells-like-a-tangerine cr… |
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Detective Poufy's First Case
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Charlotte Pomerantz |
Rosie, playing detective, determines a dragon broke into her house. But that can't be--or can it? |
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Dotty detective
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Clara Vulliamy |
Meet Dorothy Constance Mae Louise, or Dot as she prefers to be called! Dot loves super-sour apple sherberts, running fast and puzzles - especially if they're fiendishly tricky. And with the help of t… |
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Mystery at Bluff Point Dunes
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Lisa Eisenberg |
While visiting her friend's grandparents on Cape Cod, Kate Clancy determines to find out who has been stealing small objects from the house, only to uncover a much more dangerous plot. |
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The Man Who Was Poe
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Avi |
In Providence, R.I., in 1848, Edgar Allan Poe reluctantly investigates the problems of eleven-year-old Edmund, whose family has mysteriously disappeared and whose story suggests a new Poe tale with a… |
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The clue of the stone lantern
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Margaret Sutton |
Roberta, the young girl living with Judy and her husband, provides a vital clue in a mystery involving marked money. |
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Big Max
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Kin Platt |
Big Max, the world's greatest detective, helps a king find his missing elephant. |
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Big city detective
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Jack Dautrich |
Examines the work and training of detectives in a large metropolitan police department, describing the tools and techniques they use as they investigate a number of true cases. |
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Ace Lacewing, Bug Detective, in "Bad bugs are my business"
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David Biedrzycki |
After being mugged, Scratch Murphy the flea asks Ace Lacewing, Bug Detective, for help in finding the culprit who stole money from his Six Legs Amusement Park. |
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