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試験問題を盗んだ疑いを受けた赤ずきんがペンギン探偵社にかけこんできた！　赤ずきんの疑いを晴らすため、アリスはミニサイズになって、警戒厳重な学校に潜入し真犯人を捜すことに。けれど、学校は、小さくなったアリスには、とてつもなく危険な場所だった…。

In this book, Dr Date unveils his latest invention: The Portal Traveller, which breaks all known laws of physics. What adventure will our fruity friends encounter?

When Cookie, a clever Beagle with a sharp nose for mysteries, hears barking through the night, she knows something isn’t right. With the help of her goofy but lovable brother, Blaze, and their sophisticated, well-traveled friend, Benedict, Cookie sets out to uncover the truth.

When Mia stumbles upon a mysterious shipwreck hidden in a seaside cove, she’s drawn to its haunting presence—and the chilling whispers that seem to call her name. The Silent Horizon isn’t just abandoned…it’s trapped in time.

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.

There are some pretty weird grown-ups living in Bailey City. But could Mrs. Jeepers, the third-grade teacher with green glowing fingernails and a mysterious green brooch, really turn into a vampire at her own party?

At her first day at High School, Claire meets a new friend, Mel–who invites her to a curious club that seems to come from the Victorian time....

Cass, Lex and Nicholas investigate crimes, solve mysteries and have brilliant adventures. They've even got their own secret clubhouse. Cass is ecstatic. Mr McCall's partner is starting a Scarecrow Festival at the McCall mansion, and it includes an all-day, mind-boggling scavenger hunt. Throughout the mansion, gardens and adjoining fields, Cass and the gang will test their wits against other scavenging teams, including Nathan Wall and the NaSaJi Club (Nathan, Sasha and Jim). But, the NaSaJi Club sabotage the Bubble Street Gang.

Cass, Lex and Nicholas investigate crimes, solve mysteries and have brilliant adventures. They've even got their own secret clubhouse. Cass is not impressed with the new Residents' Association programme – suddenly everyone's in Neighbourhood Watch and thinks they're a genius detective. And that's Cass's job!! Worse still, there are so many new rules that the kids can't even play on the street anymore. But there's also a mystery afoot for the Bubble Street Gang, while helping with a car boot sale, Cass finds a very old diary.

Die zweite Klasse der Grundschule Bad Blaubach ist in heller Aufregung: Ein echtes Klassentier soll her! Doch welches Tier wird es? Eine Schildkröte oder ein Vogel? Um fair und gerecht abzustimmen, wird Sofia zur Wahlbeauftragten ernannt. Die Kinder teilen sich in Team Schildkröte und Team Vogel auf und starten einen aufregenden Wahlkampf mit Plakaten, Artikeln und Reden. Doch am Ende fehlt eine Stimme! Was nun? Sofia und ihre Freunde von der Forscherbande werden es herausfinden und die Demokratie wiederherstellen!

Hillary the Little Ladybug happens to see two ladybug butterflies. She goes to the King to help her understand what she has seen. She and Tiny Tim go on a forbidden journey to find the answer to the mystery. The event leads them to a challenge that will inspire and encourage everyone who reads the book.

A forest of rusting giants. A girl who trades time itself. A discovery that changes everything. The space elevator was meant to be humanity’s salvation, but now it stands abandoned, surrounded by a forest that is mutating into something deadly. Trading the mysterious time marbles to survive, Violet and her robotic companion, Jackdaw, seek to find a cure to their dying home. When she discovers a marble that can freeze time for an entire year, Violet embarks on a journey to unlock its secrets and save the forest. But some truths are buried for a reason – and Violet is about to find out why…

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!

It’s the summer of 2006 in Academy Award Winner Jamie Lee Curtis’ Letters From Camp, Season 2, and Mookie has reinvented herself from the "extremely annoying" and "overly personal"—their words—investigator who alienated the rest of the camp. Now she’s…well, she’s not sure yet, but it’s going to be cool beans.

Nate, with the cool detachment of a Sam Spade, immediately plunges into his new and baffling case. Getting all the facts, asking the right questions, narrowing down the suspects. Nate, the boy detective who "likes to work alone," solves the mystery and tracks down the culprit. In the process he also discovers the whereabouts of Super Hex, the missing cat.

In the small city of Strattenburg, there are many lawyers, and though he’s only 13 years old, Theo Boone thinks he’s one of them. Theo knows every judge, policeman, court clerk - and a lot about the law. He dreams of being a great trial lawyer, of a life in the courtroom. But Theo finds himself in court much sooner than expected. Because he knows so much - maybe too much - he is suddenly dragged into the middle of a sensational murder trial.

“明日“が当たり前にあると思ってはいけないよ……。“明日“が当たり前にあると思ってはいけないよ……。切なさと優しさで胸がいっぱいになる、犬と人のものがたり。3話収録。★永遠のクロ…小学生の宗司たちは、足を伸ばして出かけた公園で黒い犬と出会う。その犬のおなかには赤ちゃんがいるようだ。宗司たちは黒い犬をどうするか悩むが!？

These are just some of the 10 brain-twisting mysteries that Encyclopedia Brown must solve by using his famous computerlike brain. Try to crack the cases along with him!

Join Nate the Great and his trusty companion, Sludge, in solving the greatest mysteries a boy could search for. In this collection, Nate hunts down a lost grocery list, a favorite stamp, a genius pet, a beach bag, a yucky valentine, second base, and an evil, book-destroying monster.

Something weird is going on! First the school bus gets a flat tire, and then Mrs. Kormel is totally lost in the middle of nowhere! Mrs. Kormel is the weirdest bus driver in the history of the world, and she's driving everyone crazy!