A new title in the bestselling series about the world's greatest supersleuth in sneakers! A slippery salamander, a banana burglar, a judge who's run away, and a presidential toothbrush . . . these are just some of the clues that the world's greatest young detective must use to solve 10 all-new mysteries. Young readers can try to solve the cases alongside Encyclopedia--the answers to all the mysteries are in the back of the book.

Watch out, Nancy Drew Move over, Theo Boone Devlin Quick is smart, strong, and she will DEFINITELY close the case in this thrilling new mystery series for girls and boys from New York Times bestselling author Linda Fairstein. Someone has stolen a page from a rare book in the New York Public Library. At least, that's what Devlin's friend Liza thinks she's seen, but she can't be sure. Any other kid might not see a crime here, but Devlin Quick is courageous and confident, and she knows she has to bring this man to justice--even if it means breathlessly racing around the city to collect evidence. But who is this thief? And what could the page--an old map--possibly lead to? With her wits, persistence, and the help of New York City's finest (and, okay, a little bit of help from her police commissioner mother, too), Dev and her friends piece the clues together to uncover a mystery that's bigger than anyone expected--and more fun, too. With all of the heart-pounding excitement that made her internationally bestselling Alexandra Cooper series a hit, Linda Fairstein paves the way for another unstoppable heroine . . . even if she is only twelve.

"When twelve year old aspiring detective Devlin Quick goes on a fossil dig in the badlands of Montana, she realizes that she's uncovering more than just dinosaur bones, but clues indicating that a crime is afoot"--

To the fear-filled eyes of criminals everywhere, he is a man without a past--a Darknight Defender of the helpless and oppressed, a towering symbol of swift and vengeful justice, a wraith-like guardian of Gotham City's asphalt corridors. But to comic book fans throughout the world he is...Batman and he is a man with a mission. Now, for the first time in paperback, readers can discover the deepest secrets of the masked crimefighter, from his own origin to his first meeting with Robin, his partner in the war on crime. This spectacular re-telling of The Batman legend includes his initial encounters with his most menacing foes, as well as a fact filled tour through the Darknight Detective's secret headquarters, The Batcave. A veritable encyclopedia of the Cowled Crimefighter's past, The Untold Legend of the Batman will delight comic adventure fans everywhere!

Tim Diamond, the world's worst private detective, is broke - as his much smarter younger brother Nick is quick to remind him. So, when a mysterious stranger offers Tim a wad of money for his overcoat, it seems like a stroke of good luck. But there are worse things in life than being broke.

A hilarious new story about the world's worst detectives, by the bestselling author of the Alex Rider series, Anthony Horowitz. Private investigators Tim and Nick Diamond haven't had a case for three months and are down to their last cornflake. So when a glamorous woman comes into their office offering them a pile of cash to find her missing father, they think Christmas has come - only it turns out they are the turkeys! Before they know it, they are caught up in a case involving bike-riding hitmen, superhackers and a sinister far right organisation, the White Crusaders. The Diamond Brothers are in the soup and in it over their heads. With thrills and spills, and jokes on every page, this new Diamond Brothers novel will have young readers howling with laughter.

"Tim," I asked. "What's the French for 'murder'?" Tim shrugged. "Why do you want to know?" "I don't know." I stepped onto the escalator and let it carry me down. "I've just got a feeling it's something we're going to need." When the hard-up Diamond brothers, Tim and Nick, win a weekend for two in Paris, it looks as if their luck is taking a turn for the better. But looks can be deceptive. No sooner have they arrived in the French capital than the brothers are up to their necks in danger. There's a nasty smell in the air and it's not the cheese. If Nick and Tim aren't careful, their dream holiday could end up being a nightmare from which they'll never wake up ...

The man in the photo is so blurred you can't see what he looks like, and that was before he was run over by a steamroller! His name was Lenny Smile and he ran a charity financed by Joe Carter. Carter wants to find out what happened to Smile and the money, so he hires the Diamond Brothers to solve the mystery. Suggested level: primary, intermediate.

Mystery and adventure for four young detectives in Ancient Roman times . . . Flavia is suspicious of the new woman in her father's life, Cartilia Poplica. She's certain that Cartilia has an ulterior motive, but to find out the truth Flavia must perform twelve tasks - like the Greek hero Hercules. So begins a thrilling journey, but what will Flavia learn at the end of her quest?

Mystery and adventure for four young detectives in Ancient Roman times.. It seems that Flavia's tutor, Aristo, has committed a terrible crime - attempting to murder Flavia's own father. When Aristo escapes, Flavia and her friends give chase, but they aren't the only ones on Aristo's trail. Who else is after the young tutor? And what made him want to kill?

The final whip-cracking adventure in the P.K. Pinkerton series from bestselling Roman Mysteries author Caroline Lawrence. When P.K's father, Robert Pinkerton, suddenly appears in Virginia City, P.K.'s life turns upside down. Suddenly she's having to learn how to be a 'girly-girl' in a cunning plot to outwit silver thieves. But it seems the thieves are one step ahead! Has P.K. finally met her match or can she use her detective skills to turn the situation on its head and impress her private-eye Pa? A gripping rollercoaster ride of a tale packed with Wild West authenticity and atmosphere from this million-selling author.

The death of sadistic desperado Whittlin Walt has created an opening for 'Chief of the Comstock Desperados'. Several young gunfighters are battling it out in the saloons and streets of Virginia City, and against this backdrop of gunmen, gamblers and cowboys, P.K. Pinkerton, Private Eye, is having trouble drumming up business. Nobody seems to take a 12-year-old detective seriously! Then a servant girl named Martha begs P.K. for help. She witnessed the murder of her mistress - a hurdy girl - and the killer knows it. Now he is after her. Martha gives P.K. a description of the killer and a cryptic clue, but then she disappears. Can P.K. solve the case and find Martha before the killer does?

Floridius the Soothsayer has been asked to read the omens for a wealthy man whose villa appears to be haunted. The pay is good but it means studying a sheep's liver and poor Floridius faints at the sight of blood! Can Threptus solve the mystery and save his friend from embarrassment? Join Threptus and Floridius on their hilarious and action-packed adventures among Rome's superstitious underclass, and don't miss this ruder, funnier and still historically accurate companion to The Roman Mysteries.

Charlie and the Chocolate Factory meets Bugsy Malone for 9+ readers. In a city where all chocolate and sweets have been banned, Nelle Faulkner is a 12-year-old private detective looking for her next case. So when candy gangster Eddie de Menthe walks into her office (her dad's garden shed) and asks her to find a missing teddy bear, the chase is on.

Between writing her bestselling novels, Caroline Lawrence has penned several short stories, covering incidents alluded to in the novels, but not dramatised at length. This book brings together all the mini-mysteries to date to provide even more coverage of events in the lives of our four detectives during the dangerous, exciting reign of Emperor Titus.