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When the mudlarking gang find a mysterious cutlass on the banks of the Thames, they immediately know that something fishy is afoot. When the cutlass vanishes, and Mrs Drummonds disappears too, it’s down to Clem and the gang to find them. The mystery leads them to a band of ghost pirates, who will stop at nothing to find their long-lost treasure. With the help from their friends in the Undercity, the gang must set sail on the seven seas, solve riddles and save the day!

When tech-savvy Arianna Lynn and book-loving Kiya Jo are sent to spend the summer at their great-grandfather’s old farm, they expect boredom, bugs, and absolutely no Wi-Fi. What they get instead is a mystery buried deeper than the roots of the orchard.

Sandy Fin and his best friend Lily are enjoying life by the sea, after saving Portwhistle and its marine life from Albo Start's aquapark. Suddenly, odd things start to occur: an escaped convict is on the loose, curious mounds of sand appear on the beach. Strangest of all are reported sightings of the Phantom Diver – a figure of Portwhistle legend, long believed to be a figment of the most inventive imagination! Suspicious, Sandy and Lily dive, snoop and climb their way through the mystery towards the Phantom Diver's true identity.

The City Spies are ready to start fresh with a new home, new schools, and a new directive now that Clementine has come in from the cold and Le Fantôme has been put behind bars. But their plans are put into jeopardy when Umbra threatens to attack multiple high-level targets across Europe unless he is released from prison. With intel leading them to Rome, Paris, London, and Amsterdam, the City Spies split up and race across the continent solving codes and chasing clues in an effort to thwart the attacks.

It’s summer in 1880 Stockholm, and the city bakes in the heat—but the heat on twelve-year-old Mika is lifting. After lying low following the dramatic blast at the jail, Mika’s relieved to learn her name is finally cleared. And it’s not a moment too soon—because Detective Hoff has a perplexing case involving the disappearance of a local teen. The girl’s wealthy family wants to make sure things stay quiet. Why would a girl who has everything want to run away? And why is her family so afraid to go public?

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.

The Sisters Grimm books are hits with young readers and critics. In their third outing, Sabrina and Daphne confront the menace behind the family's troubles, Little Red Riding Hood. After meeting their recently returned uncle Jake, the girls embark on a harrowing quest to reconstruct the mythical vorpal blade, the only weapon capable of killing Red's pet and bodyguard, the dreaded Jabberwocky.

Each story in the Zoey and Sassafras series features a new magical animal with a problem that must be solved using science. There isn’t a set formula for each book; Zoey sometimes needs to run experiments, while other times she needs to investigate a mystery, and yet other times she needs to do research. Zoey models how to keep a science journal through her handwritten entries in each story. Each story is complete with a glossary of the kid-friendly definitions for scientific terms used.

Ben Ripley is recruited for a top secret mission to bring down his nemesis, Murray Hill, once and for all. But when things go horribly wrong, Ben ends up lost in an extremely dangerous wilderness with Murray—and confronting a new, devious enemy—with none of his friends to help him. Now, Ben must figure out how to survive and deduce what evil plan his new enemy is plotting in time to thwart it.

Grab your sunnies and your magnifying glass, and join the Murder Club for more sensational short stories as they lead you on a journey of foul play and murderously magnificent mysteries! This is the perfect holiday entertainment and collection for young listeners!

When a pair of diamond earrings goes missing from the neighborhood general store, Lark and Connor just happen to be in the right place at the right time. Carefully mining the adults for clues, the twin sleuths work together to solve the mystery.

Esmeralda came up with the perfect name for Rosamond's pet concert. But she lost the pink paper where she wrote the word - and she can't remember what it is. Nate the Great and his dog, Sludge, take on the unusual case, and they are soon braving pink papers and barking, oinking, and talking pets. Will Nate and Sludge find the word in time for the show to go on?

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

After a merciless winter, spring has sprung in 1880 Stockholm, and the city awaits the arrival of the SS Vega, the first ship to have sailed the Northeast Passage. Life is busy at the orphanage, but twelve-year-old Mika quickly notices that the older orphans are up to something—and it doesn’t look good. When Constable Hoff approaches her with information about thefts around the city, Mika becomes even more concerned about what the other kids are up to—and what they might be planning for the Vega celebration.

Katie is looking forward to the peanut butter and jelly sandwich she has for lunch. But after recess, she discovers her sandwich is missing! As she searches for her sandwich, she wonders if one of her classmates is to blame. How will she solve the mystery of her missing sandwich?

Bonnie Montgomery (as her case-cracking alter-ego Montgomery Bonbon) has been invited to Adderstone Manor by Fergus Croke, whose prized diamond has gone missing. Croke is a retired master thief who suspects one of his four protégés of the dirty deed – but when everyone is a crook, how does even the great Bonbon know where to begin?

When Bonnie Montgomery finally gets a break from cracking cases as her alter-ego, Montgomery Bonbon, something terribly fishy happens the moment she and Grampa Banks arrive on Odde Island for half-term–and it's not just the smell of the harbour. There's been a mysterious death at Leerie Lighthouse, and what everyone assumed was an accident is setting Bonbon's moustache all a-quiver: a sure sign that something is Highly Suspicious.

Although Nate the Great and his dog, Sludge, are on vacation, they just can't resist a new case. When his friend Claude's grocery list is lost, Nate sets out to find it before lunch. But lunch draws nearer and the list is still missing. Nate the Great is worried: His reputation is at stake. It looks as if list has vanished - unless Rosamond's strange cat pancakes are somehow at the heart of the mystery.

A ghostly guest has checked into the Shangri-la Hotel! It's almost Halloween, and reports of strange sounds and even stranger sights are coming from Green Lawn's only hotel. Hotel guests and neighbors are being scared away, and it's up to Dink, Josh, and Ruth Rose to figure out what's going on - before Green Lawn turns into a ghost town!

Bislang waren sich sowohl Anwalt Feuerflieg als auch seine Assistentin Kreszenzia sicher: Der Aufzug in ihrem Bürogebäude hat kein Tiefgeschoss, das noch unter dem Keller liegt. Und demzufolge gab es bislang auch keinen zusätzlichen Knopf im Aufzug, um so weit nach unten zu fahren. Dass just dieser Knopf nun aber aufgetaucht ist und auch noch tiefrot leuchtet, kommt Feuerflieg also nicht ohne Grund verdächtig vor... Ein weiteres verrücktes Abenteuer mit Wigald & Teresa Boning als Rufus T. Feuerflieg und Kreszenzia Freifrau von Himmelberg-Hasseloh.