Showing titles in Mysteries

Scamper the spaniel discovers an unwanted visitor, then he protects the Secret Seven as they spy on a thief late at night in Bramley Woods! What on earth would the Secret Seven do without their dog? Solve the mystery!

Melody Bird has discovered an old, abandoned building on the edge of town.... It's a dark, creepy place, but she can't resist its pull. When she goes to explore, she finds a boy hiding out there. Hal tells Melody that he is a spy-in-training, using the house as a base for his undercover surveillance of a nearby suspected criminal. He's very secretive about the details, but Melody trusts him and starts bringing him blankets and sneaking him food.

Dear diary... The good news: Bess, George, and I are on a train bound for Denali National Park, gazing at majestic Mount McKinley as we speed along. It's truly awesome! The bad news: Someone - a creepy passenger or a disgruntled employee? - is still causing major trouble on the Arctic Star cruise ship, and now that we're sightseeing on land, the danger has followed. Whoever it is has got even me in their sights - but I've been working undercover, so I have no idea how anyone discovered I'm a detective.

Discover what James Patterson calls “the coolest library in the world” in the New York Times bestselling, award-winning Mr. Lemoncello’s Library series!

The city is under attack by three dastardly villains! Evil cracker monster Crackerdile is back, a robo–ghost haunts the streets and . . . does that man have a snake arm? Even worse – on top of this crime wave comes. . . an actual wave! A huge flood threatens the city, and the InvestiGators are wrongly blamed for making this big splash. To clear their names Mango and Brash flush themselves down the toilet to find the real culprit! They’ll have to be extra sneaky to solve this mission or they’ll end up in deep water. . .

Ever since the accident, Tom's struggled with his mobility. But he has a secret escape: Skylark, his drone - through this technology, he can fly above his Lake District home, exploring his world from a totally different perspective. But when he stumbles upon a terrorist plot, he knows no one will believe him. Maggie and Joel, a sister and brother on holiday in his aunt's cottage, are the only ones who can help...but can they stop the plot in time?

Maria likes to be alone with her thoughts. She talks to animals and objects, and generally prefers them to people. But whilst on holiday she begins to hear things that aren’t there—a swing creaking, a dog barking—and when she sees a Victorian embroidered picture, Maria feels a strange connection with the 10-year-old Harriet, who stitched it.

There is no room number 13 in The Crow's Nest hotel, where Fliss and her friends are staying on a school trip. Or is there? For at the stroke of midnight, something peculiar happens to the un-numbered door next to room 12. And somebody - or something - is inside. Fliss had dreamed of The Crow's Nest the night before she set off. Dreamed of the gate, the front door and the mysterious room number 13. And dreamed of a voice hissing at each step: the gate of fate. The keep of sleep. The room of doom....

When Tilly, Oskar, Milo and Alessia venture into Arthurian legend to find the first bookwanderer – the wizard Merlin – they discover that everything they thought they knew about bookwandering might be wrong. Working together to figure out how to untangle the Alchemist's grip on the world's imagination, save Pages & Co. and defeat an unexpected enemy, they learn about the true power of imagination in a journey through myths and legend that will help them to save the very foundations of bookwandering.

Sara Martinez is a hacker. She recently broke into the New York City foster care system to expose her foster parents as cheats and lawbreakers. However, instead of being hailed as a hero, Sara finds herself facing years in a juvenile detention facility and banned from using computers for the same stretch of time. Enter Mother, a British spy who not only gets Sara released from jail but also offers her a chance to make a home for herself within a secret MI5 agency. Operating out of a base in Scotland, the City Spies are five kids from various parts of the world.

Boy Underwater is a heartbreaking story about family, friends and secrets. And it’s very, very funny. Cymbeline has never been swimming, so he’s a bit nervous at the prospect of his first school swimming lesson. But how hard could it be? He’s Googled front crawl, and he’s found his dad’s old pair of trunks. He’s totally ready for this. But he’s not ready for an accident at the pool to reveal a family mystery that turns his life completely upside down. Only Cym and his friends can solve it because, as usual, the grown-ups aren’t telling them anything....

Alice-Miranda is home for the holidays!

After thwarting a notorious villain at an eco-summit in Paris, the City Spies are gearing up for their next mission. Operating out of a base in Scotland, this secret team of young agents working for the British Secret Intelligence Service’s MI6 division have honed their unique skills, such as sleight of hand, breaking and entering, observation, and explosives. All of these allow them to go places in the world of espionage where adults can’t.

Jack Phillips's allergy to sunshine confines him to the shadows, leaving him lonely, and at risk of life-threatening burns every time he steps into the light. Shadow jumping on the rooftops at dusk, makes him feel alive. And free. But Jack's condition is suddenly worse than ever, and only his missing scientist dad can save him. As Jack and his new friend, Beth, begin their frantic search and delve into his dad's past for clues, they have no idea what they are about to uncover.

A mysterious figure is stealing from clubs all over Rutherford High! When the thief strikes just as Art Club is getting ready for a big show, everyone is worried the exhibition will be cancelled. As suspicion falls on one of the Breakfast Club Investigators, Marcus and friends must race against time to find the stolen painting and unmask the true thief before it's too late!

Aspiring inventor Isaac Turner lives with his dad, the Chief Horologist in charge of Big Ben. But when his father vanishes from the belfry on the night the clocks go back, leaving behind only a smashed pocket watch and a cryptic message, Isaac determines to find him. Hunting a trail of clues through London’s landmarks, Isaac uncovers a sinister plot in the gears of government and embarks on a race against time to save his father – and time itself.

Imogen and Arthur have been missing their friend, the penguin, Einstein, since he went back to Australia. So when an opportunity for him to return arises, they jump at the chance. But then Einstein and his friend Isaac are kidnapped. It’s time to turn detective again.

Amy and Dan make shocking discoveries about their family's power and their parents' deaths as they track the next clue to a remote corner of the world.

July, 1936. As the Queen Mary sets sail across the Atlantic, Alice can't wait for the summer of adventure that lies ahead. She's excited to explore the huge ship, with its shops, animals and even celebrities on board. But while Alice's sailor father focuses on winning a prestigious race, she witnesses a shocking attack. Alice and her new friend Sonny start to uncover a dark sabotage plot, and as they investigate gold bars, anonymous notes and lost silk gloves, secrets in their own lives come to the surface.

Dan Brown meets Jason Bourne in this riveting middle-grade mystery thriller. When a young boy is discovered in Washington DC's National Gallery without any recollection of who he is, so begins a high-stakes race to unravel the greatest mystery of all: his identity. As the stakes continue to rise, the boy must piece together the disjointed clues of his origins while using his limited knowledge to stop one of the greatest art frauds ever attempted.