Showing titles in Mysteries

When a mysterious sound interrupts Cookie Monster's snack time, he follows that sound—hoping to find something tasty! Instead, he discovers super silly mysteries featuring a tap-dancing dinosaur, a not-so-sleepy baby, a mischievous monkey, and more surprising friends. With help from his Sesame Street pals, Cookie Monster learns to ask questions, follow clues, and stay focused (well, sort of). While nothing beats om-nom-nomming cookies, solving mysteries with friends comes pretty close.

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.

Welcome to the sleepy island of Penfurzy, where nothing exciting ever really happens. OR DOES IT? Adventure awaits Demelza and her new best friend in the whole world, Nessa, as they explore the island and uncover the mysteries of the Penfurzy Knights. With a honking pet goose sidekick, quirky islanders and a legendary treasure to find, it's up to Nessa and Demelza to ride their bikes, solve the puzzles before them, and face down danger with frisbees, water-balloons, feathers....and a toilet plunger.

Three delightful Mr Dog adventures by TV broadcaster and intrepid explorer Ben Fogle, inspired by his real-life animal experiences… Co-written with bestselling children’s author Steve Cole. You can always count on Mr Dog to help an animal in trouble. MR DOG AND THE RABBIT HABIT When a mother...

'A thrilling and hugely entertaining adventure story' – David Walliams on The Highland Falcon Thief, the first book in the series. Ride into danger with Hal and Uncle Nat on the fifth breathtaking Adventures on Trains Mystery, Sabotage on the Solar Express, from bestselling award-winners M. G...

Solve the mystery with the Secret Seven - everyone's favourite detective club! These timeless stories are perfect for young fans of mystery, adventure or detective series. In book four, something mysterious is going on at Tigger's Barn, and the Secret Seven are intrigued. Peter thinks it's all...

Julian, Dick, Anne, George and Timmy the dog find excitement and adventure wherever they go in Enid Blyton's most popular series. A mysterious light on Kirrin Island, a stolen safe, a bag hidden in the woods, a runaway horse, dog thieves, a Christmas Eve robbery - they all mean a whole lot of...

In Enid Blyton's classic Secret Stories mystery always leads to adventure. In Enid Blyton's very first full-length adventure novel, meet siblings Peggy, Mike and Nora. They live with their cruel uncle and aunt and long to escape, so when their friend Jack takes them to a secret, deserted island...

The thirteenth thrilling novel in the internationally bestselling Skulduggery Pleasant series, SEASONS OF WAR will test the Skeleton Detective and Valkyrie like never before… War is coming. To avert catastrophe, Skulduggery and Valkyrie are sent on a secret mission that takes them away from...

There's a murderer on the loose—but that doesn't stop the girls of St. Etheldreda's from attempting to hide the death of their headmistress in this rollicking farce. The students of St. Etheldreda's School for Girls face a bothersome dilemma. Their irascible headmistress, Mrs. Plackett, and...

When Tyler is sent to summer camp, she can't resist packing one of her latest science projects - the Hologramaphone 3000. Problem is, some of the phone's functions have extreme side-effects, the kind that can turn your best-friend into a ferocious werewolf! But when Tyler, Dylan and Ashley band together, there's no problem that they can't solve - no matter how big, hairy, and terrifying.

Demon Dentist, from Children's author David Walliams. Darkness had come to the town. Strange things were happening in the dead of night. Children would put a tooth under their pillow for the tooth fairy, but in the morning they would wake up to find… a dead slug; a live spider; hundreds of...

Following the shocking events of Never Say Die, Alex Rider's world has changed: his biggest enemy, the evil organization Scorpia, has been destroyed. Alex is hoping his life can finally go back to normal, that he can go to school and spend time with his friends - but very quickly everything changes. A new and dangerous criminal organisation - Nightshade - is rising.

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?

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.

Three ancient gods are freed from their prison with only one desire: to destroy the planet and everyone on it. To save us all, Skulduggery Pleasant and Valkyrie Cain must go undercover in a Dublin school. Skulduggery has to blend in with the teaching staff, while Valkyrie has to pass for an ordinary schoolgirl. Above all else, no matter what happens, they both must act completely and utterly normal. We are so dead.

A brilliant mystery series from bestselling author Enid Blyton, perfect for fans of The Secret Seven. Mr Goon is busy with a mystery all to himself until Fatty, Pip, Larry, Daisy and Bets discover his secret. There is a gang of jewel thieves using Peterswood as their headquarters! Soon the...

In the sixth book in the number-one best-selling Alex Rider series by Anthony Horowitz, teenage spy Alex has a chance encounter with the son of multi-billionaire Nikolei Drevin. Soon Alex finds himself in the middle of an international crime hunt. The connection - Ark Angel, a revolutionary space hotel with catastrophic potential.

Brought to you by Puffin. Daisy Wells and Hazel Wong have returned to Deepdean for a new school term, but nothing is the same. There's a new Head Girl, Elizabeth Hurst, and a team of Prefects - and these bullying Big Girls are certainly not good eggs. Then, after the fireworks display on Bonfire...

Now that she’s returned to New Orleans for Thanksgiving break, Viva is charged with figuring out the truth behind a mysterious bout of illness traced back to a local creole restaurant called Madame Bouchard’s. Were customers poisoned on purpose, or was it a simple cooking mistake? And who could be behind the chaos? Viva only has a week to solve the culinary mystery, and to do so, she’ll have to contend with a longtime rivalry, rumors of voodoo magic, and Thanksgiving dinner with her extended family!