Showing titles in Action & Adventure

The Boxcar Children decide to raise money to help the Greenfield hospital. At Beth’s suggestion, they form a service called The Boxcar Helpers—to babysit, wash cars, mow lawns, and care for pets. But Beth keeps disappearing. And then other things start to go wrong. Is someone trying to put them out of business?

The Aldens are on a cruise in the Caribbean! No sooner has the cruise begun than things start to go wrong. The ship’s radio breaks. It appears someone has fallen overboard—but it turns out to be a false alarm. And then there’s engine trouble! Is someone deliberately tampering with the ship? It’s a mystery—good thing the Boxcar Children are on board!

The Aldens are spending the summer traveling on a houseboat! Throughout their journey, the children have the feeling that they’re being watched. Someone is watching them—and the thing that he wants is somewhere on their boat! He’ll stop at nothing to get it and it’s up to the Boxcar Children to figure out why!

The Boxcar Children are spending the summer in a tiny, quiet New England fishing village. The little schoolhouse doesn’t have a proper teacher, so the Aldens are teaching! There’s also a very old library where nobody ever goes—nobody, that is, except for a mysterious stranger. For such a small town, Port Elizabeth has a lot of secrets!

Guilty until proven innocent? Who - or what - has been killing chickens on the ranch? And what is Hank the Cowdog, Head of Ranch Security, going to do about it? Using his top-notch law enforcement skills, Hank launches one of the hardest-hitting investigations of his career. No one is to be trusted, and everyone is a suspect - even Hank!

A bad storm hits Greenfield and leaves behind a mystery! With no power or internet, the Boxcar Children will need to put the pieces together the old-fashioned way. It’s been a while since the children have powered down. Can they figure out what’s going on while being unplugged?

When your dad funds the Swift Academy of Science and Technology, you’re bound to have a bunch of tech at your disposal. So no one bats an eye when Tom and his best friend, Noah, test their new virtual reality drone before class. At the academy, once class starts and the drone is parked, their brainiac friends then launch into farfetched discussions about the curriculum. And when they watch a documentary about the FBI’s most wanted hackers from the '80s, they quickly start speculating that the academy custodian is one of them.

Fourteen-year-old Nick has learned that the strange antiques in his attic bedroom were left there by the eccentric inventor Nikola Tesla. They are pieces of Tesla's Far Range Energy Emitter, capable of transmitting "free energy" to the globe. Some components of the contraption are still missing, but the objects themselves seem to be leading Nick and his friends to their current owners. However, members of the Accelerati, a menacing secret society of physicists, are on the hunt too, and their brazen leader, Dr. Alan Jorgenson, will stop at nothing to foil Nick and steal the objects.

THE CONCLUSION TO THE NEW YORK TIMES BESTSELLING SERIES WITH MORE THAN TWO MILLION COPIES SOLD! Welcome back to what James Patterson calls “the coolest library in the world.” Follow along and solve the clues in this interactive adventure to see if you have what it takes to be the new owner...

Frank and Joe are on a history club trip to New York City, and their first stop is the Prohibition Museum where they’ll hear about how smugglers building getaway vehicles led to the rise of modern stock car racing. During a tour of damp escape tunnels beneath the museum, Frank slips and breaks a wall panel with his elbow, revealing a hidden compartment containing documents from the 1920s!

What do you get when you mix some albino terrier fur and sand from Alum Bay? Timothy Pinkerton knows, and he’ll do anything to get his grubby hands on more of what he needs for his secret formula. Anything, including hypnotising the town’s residents and stealing their homes.

The New York Times bestselling author of the Peter and the Starcatcher and Kingdom Keepers series, Ridley Pearson, brings us the stirring digital prequel to the Lock and Key series, which reimagines the origins of the rivalry between Sherlock Holmes and James Moriarty. In The Gadwall Incident...

When Claude's little sister, Amity, runs off in forbidden Badwell Woods—where children disappear—Deliah, Sam and Claude follow her to a mysterious mansion. Inside, time has frozen in the 1930s and an invitation promises a devious party game. Not long after they find a terrified Amity, hiding from 'ghosts', the floor beneath their feet starts to twist and turn: the rooms are changing places. The house has rearranged itself like a giant Rubik's cube. To escape, they must solve the puzzle—and the century-old mystery of a girl who disappeared.

Amanda Lester wouldn't be caught dead going into the family business. Her ancestor, Sherlock Holmes's colleague Inspector G. Lestrade, is a twit. Nevertheless her parents refuse to see his flaws, and she's going to a secret English school for the descendants of famous detectives whether she likes it or not. When Amanda arrives at the dreaded school, she considers running away - until she and her new friends discover blood and weird pink substances in odd places.

""My all-time favorite. Astonishing."" (Stephen King) Down the Rabbit Hole is the first book in the Echo Falls mystery series by bestselling crime novelist Peter Abrahams. Perfect for middle school readers looking for a good mystery. Welcome to Echo Falls, home of a thousand secrets. In Down the...

Are there such things as fairies and gnomes? Leprechauns and elves? Most people, including Adam, would say no. But one day a whole herd of magical creatures invades Spooksville.

A statue, a coin, an old book - they look as dusty as everything else in the Faulkner Antiquarian Bookstore. But when Sam Falkner slips the coin into the statue, he's swept back to Scotland in A.D. 900 - the age of the Vikings. He must find both the statue and another coin in order to escape. It's the first journey in an adventure that will take him to ancient Egypt, World War I, even Dracula's castle...and a mystery that will end only if Sam can find his father in time - literally.

Christopher’s homecoming takes a sinister turn when a murderous conspiracy is uncovered in this fifth novel of the award-winning Blackthorn Key series. Christopher, Tom, and Sally are back in London at last. Everyone is relieved at their return—the plague has ended, and the king, pleased...

When William stumbles upon an ancient map in his grandfather’s attic, he never expects it to lead to a legendary mystery treasure hidden deep beneath the city. With the help of his best friend, Kimberly, and his loyal dog, Rex, he sets off on an unforgettable journey, navigating through underground labyrinths, decoding mystery word puzzle books, and solving logic puzzles that hold the key to a forgotten past.

The adventures of Sherlock Sam continue! Together with his loyal sidekick robot Watson, Sherlock Sam is fast becoming Singapore's Greatest Kid Detective! In Sherlock Sam and the Ghostly Moans in Fort Canning, mysterious sounds fill the air at one of Singapore's most-loved historical attractions...