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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. It's their first adventure, and the Secret Seven super-sleuths are already on the trail of a mystery! The gang are dressed in disguise, following a lead to a spooky old house in the snow.... Solve the mystery!

Before Julia Stoner died, she heard a strange whistle. Now her sister Helen has started to hear the same sound. Can our celebrated sleuth solve the mystery before Helen suffers the same fate as her sister? The game is afoot!

When Cam and Eric go on a field trip to the museum with their fifth grade class, Cam - with her photographic memory - makes an interesting discovery: dinosaur bones are missing from one of the exhibits. When no one believes them, they decide to catch the thieves themselves. As they stake out the library, a mysterious milk truck stops by. Cam knows something is wrong. The logo on the truck does not match the logo on the milk carton they drank from at lunch. The game is afoot! Will they find the missing dinosaur bones when they follow the truck to a neighborhood house?

"Are you a gifted child looking for special opportunities?" Dozens of children respond to this peculiar ad in the newspaper and are then put through a series of mind-bending tests, which readers take along with them. Only four children—two boys and two girls—succeed. Their challenge: to go on a secret mission that only the most intelligent and inventive children could complete. To accomplish it they will have to go undercover at the Learning Institute for the Very Enlightened, where the only rule is that there are no rules.

Skipton House Community Centre may look ramshackle, but it is soon at the heart of Erin's life - especially the cooking club. When the building is suddenly threatened with closure, Erin and her new friends, Tanya, Frixos and Sam, form The Cooking Club Detectives. Can they, and their four-legged assistant, Sausage, uncover who the mystery culprit is and save Skipton?

The Earth Day Fair is days away, but Nate's classroom project - a robot named Mr. Butler - has disappeared. Nate the Great and his dog, Sludge, take on the unusual case, and they are soon searching high and low in and around the school. Will Nate find the robot in time for the fair?

Fourteen-year-old Mona isn't like the wizards charged with defending the city. She can't control lightning or speak to water. Her familiar is a sourdough starter, and her magic only works on bread. She has a comfortable life in her aunt's bakery making gingerbread men dance. But Mona's life is turned upside down when she finds a dead body on the bakery floor. An assassin is stalking the streets of Mona's city, preying on magic folk, and it appears that Mona is his next target. And in an embattled city suddenly bereft of wizards, the assassin may be the least of Mona's worries.

江戸川乱歩の不朽の名作、少年探偵団シリーズ 名探偵・明智小五郎と共に小林芳雄少年率いる少年探偵団が怪人二十面相の悪事をあばいていきます。

By sixth grade, Miranda and her best friend, Sal, know how to navigate their New York City neighborhood. They know where it's safe to go, like the local grocery store, and they know whom to avoid, like the crazy guy on the corner.

But things start to unravel. Sal gets punched by a new kid for what seems like no reason, and he shuts Miranda out of his life. The apartment key that Miranda's mom keeps hidden for emergencies is stolen. And then Miranda finds a mysterious note.

The King of Bohemia wishes to marry...but before he can do so, he needs Sherlock's help! Can the sleuth retrieve an embarrassing photograph of the royal, before a scandal erupts and the king is forced to cancel his wedding plans?

When Michael is washed up on an island in the Pacific after falling from his parents’ yacht, he struggles to survive on his own. He can’t find food and he can’t find water, and as Michael and his dog curl up to sleep, he knows they cannot last long. But he soon realises there is someone close by, someone who is watching over him and helping him to stay alive.

Is there a bear loose in the woods by Jigsaw Jones' town? For once this second-grade detective and his partner Mila Yeh might be out of their depth! One way or another, these two young sleuths will get to the bottom of who, or what is growling and snapping in those woods in The Case of the Bear Scare.

It’s the day before the big ballet recital, and Nancy Drew and her best friends, Bess and George, are very excited. But suddenly, the tape with the dance music on it is missing! Everyone in the class thinks Bess took it, but Nancy knows better. It’s up to her to find the culprit and the tape before it’s too late.

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.

It’s 1880, and in the frigid city of Stockholm, death lurks around every corner. Twelve-year-old Mika knows that everyone in her orphanage will struggle to survive this winter. But at least the notorious serial killer the Night Raven is finally off the streets…or is he? Mika is shocked when a newborn baby is left at the orphanage in the middle of the night, by a boy with a cryptic message. Who is he? And who is this “Dark Angel” he speaks of? When a detective shows up, Mika senses something even more sinister is going on.

探偵アリスは七夕も華麗に事件を解決！アリスの同級生で超絶セレブの赤妃リリカの思いつきで、学校で七夕パーティが開催！クラスメイトの琉生や計太と一緒に、アリスも短冊に長ーいお願いを書く。そんななか恋に悩んだ織姫が、みんなの心に秘めたお願いを勝手に叶え始めてしまった！

When the Countess of Morcar's priceless blue jewel is stolen, a former thief is charged with the crime, but is he really guilty? Never fear: Sherlock Holmes is on the case, and the truth will out!

Theo Boone might only be 13, but he's already uncovered key evidence in a groundbreaking murder trial and discovered the truth behind his best friend's abduction. Now with the latest unfolding of events in Strattenburg, Theo will face his biggest challenge yet. Filled with the intrigue and page-turning suspense that made John Grisham a number-one international best seller and the undisputed master of the legal thriller, Theodore Boone's adventures will keep listeners enthralled until the very last minute.

The deadly fifth mission in the number-one best-selling Alex Rider series. In the fifth book in the number one best-selling Alex Rider series by Anthony Horowitz, teenage spy Alex travels to Venice to discover the truth about his past. But the truth lies with a criminal organisation known as Scorpia, and Alex must make a choice...work for MI6 once more, or betray everything he believes in.

Thirteen-year-old Ben Ripley has had a lot of field success despite only just beginning his second year at Spy School, something graduates rarely experience. But he'd never have survived without the help from experienced agents and his friends. Now he's been called in on a solo mission - and the fate of the United States of America is on his shoulders alone. The mission: Prevent a presidential assassination by infiltrating the White House and locating the enemy operative.