Showing titles in Mysteries

The Cahill family has a secret. For five hundred years, they have guarded the 39 Clues - thirty-nine ingredients in a serum that transforms whomever takes it into the most powerful person on earth. If the serum got into the wrong hands, the disaster would rock the world. So certain Cahills have always made it their mission to keep the serum safe, buried, locked away. Until now. Thirteen-year-old Dan Cahill and his older sister, Amy, are the latest guardians of the Clues. They think they've done everything right, but a tiny mistake leads to catastrophe.

Multiple award-winning author Michael Buckley's New York Times best-selling Sisters Grimm series is phenomenally popular. In their fourth adventure, Sabrina, Daphne, Granny Relda, and Puck hit the streets of New York City to search for Puck's family. They quickly get wrapped up in a murder investigation, however, when a maniacal Everafter is discovered to be on the loose.

This bundle includes Basil of Baker Street, Basil and the Cave of Cats, Basil in Mexico, and Basil in the Wild West.

New York Times bestseller! From Matt and Rebecca Zamolo, creators of the mega-popular YouTube series Game Master Network, comes a new thrilling novel about everyone’s favorite mystery-solving team as they go toe-to-toe with the mysterious and menacing Game Master. Rebecca Zamolo is on a...

Chase Cooper here, and this is my sixth diary as a sixth grade ninja. As always, there's trouble brewing in the halls of Buchanan School. A bandit is on the loose who's stealing from innocent students, and as each day passes, the bandit's reach grows even further. As if the situation wasn't bonkers enough, help has come in the unlikeliest of places - Wyatt. But I have sick feeling in my stomach about the whole mystery, like something far worse is going on than anybody realizes.

As a member of the most powerful family history has ever known, 13-year-old Dan Cahill has been shot at, kidnapped, and even thrown into a pit with a deadly snake. He’s survived it all due to luck, smarts, and his older sister, Amy, who always sticks by his side. Now Dan and Amy are facing their greatest threat yet, an enemy who has found a way to use the source of the Cahill family power against them.

After the dramatic events of their mission to St Petersburg, Sophie and Lil know the truth - there's a double-agent at work at the Secret Service Bureau. Whilst Lil pursues a dangerous line of enquiry in London, Sophie must set out on a new mission to Venice, following a twisted trail to discover long-buried secrets. But there are villains lurking amongst the city's piazzas, canals and crumbling palaces, and in the shadows an old enemy lies in wait....

Un détective peut-il prendre des vacances ? Hercule Poirot va le découvrir à ses dépends… Plongez dans une enquête estivale aux côtés du plus célèbre des enquêteurs belges.

Join Marcus and friends as they solve a nighttime mystery in The Breakfast Club Adventures: The Sleepover Sabotage. This is the eighth exciting adventure by England International footballer, child food-poverty campaigner and bestselling author Marcus Rashford MBE. Inspired by Marcus's own...

THE PREQUEL TO THE NEW YORK TIMES BESTSELLING SERIES WITH MORE THAN TWO MILLION COPIES SOLD! Discover the origins of what James Patterson calls “the coolest library in the world.” Follow along and solve the clues in this interactive adventure to reveal how Mr. Lemoncello became everyone’s...

Mitchell Moinian tried to do some homework. But he kept jumping up and going to his bedroom window to peer down at the car. A street light made the chrome bumpers sparkle and the sleek blue body glow. Mitchell couldn't resist. He had to sit in the car. Mitchell had no idea how scary this ride was going to be.

The globe-trotting thief in the red fedora returns! And now, the question isn't where—but who? In the role of Carmen Sandiego, award-winning performer Kyla Garcia reveals, for the very first time, the backstory of the ever-elusive master criminal whose whereabouts captured the imaginations of children everywhere—through educational video games, animated series, and a popular PBS "gameshow" for middle schoolers in the 1990s.

NATIONAL BESTSELLER YEE-HAW! Willa is back in this standalone sequel to Horse Girl. This time, she tackles summer camp, new and old frenemies, and worst yet: a horse that's mysteriously gone missing. Seventh-grader Willa is head-over-hooves when she finds a secret note inviting her to...

In this fifth installment in the New York Times bestselling series from Edgar Award winner James Ponti, the young group of spies takes on New York City in another international adventure perfect for fans of Spy School and Charlie Thorne. The City Spies head to the Big Apple when a credible...

Spies at Mount Vernon - When Sam, Derek, and Caitlin visit Washington, DC, spies are lurking. What starts out as a fun game of pretend on the National Mall turns all too real, when they follow a mysterious man to a meeting deep within the Capitol. To keep government secrets from falling into the wrong hands, the kids must work with federal agents and travel to historic Mount Vernon for a state dinner with the president and his son. Dead drops, cyphers and spy chases are all part of what might be their most dangerous adventure ever - if it isn’t their last.

If there’s a mystery to be solved, Pete’s your man. Er, your cat. Pete’s a cat, specifically, Alex’s cat. And since Alex and his family moved into a new housing development, Pete is Alex’s only friend. Things start looking up for Alex when Rocky moves in next door. But Rocky isn’t very friendly, and Alex starts to suspect he’s hiding something. And when the neighborhood is terrorized by a rash of fires and vandalism, Pete knows that he’s got to investigate.

My name is Chase Cooper, and this is my fourth diary as a sixth grade ninja. A few weeks have breezed by since my last entry, but things don't stay quiet at my school for long. The science fair is coming up, and everyone's been working crazy hard to get their projects finished on time. But at the beginning of the week, projects started disappearing, only to be found later completely destroyed. Did I mention the anonymous invitation I got that sent me on a messed up treasure hunt in search of the missing projects?

Feuerflieg hat sich ein Herz genommen, um Kreszenzia eine "sehr wichtige und gewichtige Frage" zu stellen.

Shifty and Sam lead the way in a wacky race that has been sabotaged by the one and only Red Rocket! But they soon thwart his dastardly ways, and the rightful winner takes home the prize. When a mysterious parcel is delivered to the cafe, both Shifty and Sam claim ownership. A rift grows between the boys until a small knight rides to the rescue. Rich old Lady Poshington is staying at the fanciest hotel in town, just as a spate of burglaries takes place. Can Shifty and Sam go undercover to catch the thief?

Dylan Parry has a problem: his dangerous sleepwalking has taken him to a narrow ledge in the middle of the night. Desperate for answers, he’s sent to the mysterious Midnight Sleep Lab, run by the unsettling Dr. Sandman. But instead of helping, she may be hiding secrets far darker than Dylan ever imagined. At the creepy old mansion, Dylan meets two other kids—Kezia, the brainy problem-solver, and Tomas, the football-obsessed prankster—each struggling with their own strange sleep problems. Together, they begin to uncover disturbing clues.