検索キーワード： ミステリー

Junior agents Finn, Milo and Tasi, along with a young hacker, Ether, and Arty the microraptor, are dispatched to Scotland to recover stolen technology that could plunge the world into chaos. It's their most nail-biting mission yet – even before they wake a monster from the deep ...

In a world that has no name, a small white cat and a large brown dog walk together—not to find answers, but to stay present in the questions.

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.

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.

Six weeks have passed since Annie Shearer and Runt competed valiantly at the Krumpets Dog Show. The town of Upson Downs is rejuvenated. The grass is green. The rivers are flowing. And a Tournament of Champions has just been announced, with the world's best canine talent invited to showcase their skills in the Grand Ballroom of the abandoned Robert-Barren estate.

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 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.

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!

This collection of wonderful stories read by John Lavelle and penned by Marjorie Weinman Sharmat will find a place on any Nate the Great fan's bookshelf.

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!？

今回の舞台はデンジャラスなサファリ！ペンギンの探偵、P・P・ジュニアの助手として同居しているアリス。今回やってきた依頼人は何とビーバー！　アリスの同級生のスーパーセレブ、赤妃リリカが建設中の「赤妃・エキサイティング・サファリ・ワールド」で建設を担当しているビーバーたちが次々に姿を消していると聞き、みんなで向かったサファリではデンジャラスな動物たちがあらわれて――!?

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!

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!

The Owl Express: Nate, the great detective, and his dog Sludge, hit the rails on their latest case. Their mission: To guard an owl named Hoot. Hoot belongs to Nate’s cousin, Olivia Sharp, and she thinks someone on the train might be out to get her feathered friend. Then Hoot disappears! The Tardy Tortoise: The sun is shining, the birds are singing, and someone is eating the flowers in Nate's garden. A green tortoise is slowly stepping across the lawn, and Nate is slowly following him. It may take all of Nate the Great's patience and sharp eyesight to find out slowly.

옆집에 누가 이사를 왔군요. 분명 이사를 왔는데, 누가 살고 있는 것 같은데 꼬꼬닭은 이상하게 통 얼굴을 볼 수 없었어요. 점차 옆집에 이사 온 이를 의심하게 되고, 외출할 때는 자물쇠로 현관문을 채우고 다니는군요. 도대체 옆집에는 누가 살고 있을까요? 꼬꼬닭이 생각한 계획들을 살짝 공개합니다.

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.