検索キーワード： ミステリー

When a mysterious little free library (guarded by a large orange cat) appears overnight in the small town of Martinville, eleven-year-old Evan plucks two weathered books from its shelves, never suspecting that his life is about to change. Evan and his best friend Rafe quickly discover a link between one of the old books and a long-ago event that none of the grown-ups want to talk about. The two boys start asking questions whose answers will transform not only their own futures, but the town itself.

Theodore Boone is back in a new adventure, and the stakes are higher than ever.... When his best friend, April, disappears from her bedroom in the middle of the night, no one, not even Theo Boone - who knows April better than anyone - has answers. As fear ripples through his small hometown and the police hit dead ends, it's up to Theo to use his legal knowledge and investigative skills to chase down the truth and save April.

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。

シリーズを追うごとに

"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.

Dink's favorite mystery writer, Wallis Wallace, has invited Dink, Josh, and Ruth Rose for a sleepover - in a haunted castle! But as soon as the young detectives arrive, they start hearing screams behind the walls. Will they discover who - or what - is haunting Moose Manor?

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.

It’s all hands on deck after head rooster J.T. Cluck files an alarming report that the Charlies have invaded the ranch! And, things go from bad to worse when, in the midst of the chaos, Drover turns up missing. Between J.T.’s report and some important clues from Pete, the Security Force has no choice but to assume that he's been taken hostage! Will Hank be able to rescue his deputy from the Charlies in time—or even find out where they're hiding him—or is it curtains for everyone's favorite sidekick?

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.

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!

Where could those wolves be? When the kids visit the Maine wilderness, they spot a white mother wolf and her babies on a cliff. But soon after that, the pups are stolen! Can Dink, Josh, and Ruth Rose sniff out the culprits?

The whole town has turned out to watch the Green Lawn women challenge the men and to see Mr. Pocket's prized baseball collection. But sometime during the game, the balls are stolen! The police suspect the umpire of foul play. Can Dink, Josh, and Ruth Rose prove he's innocent, or is it strike three for the Green Lawn ump?

This collection contains The Orange Outlaw, The Panda Puzzle, The Quicksand Question, and The Runaway Racehorse. Dink, Josh, and Ruth Rose are visiting Dink’s Uncle Warren in New York City when several paintings are stolen from his apartment building. Do the kids have enough clues to catch this crafty—and hungry—crook?

Ben Ripley may only be in middle school, but he's already pegged his dream job: CIA or bust. Unfortunately for him, his personality doesn't exactly scream "secret agent". In fact Ben is so awkward, he can barely get to school and back without a mishap. Because of his innate nerdiness, Ben is not surprised when he is recruited for a magnet school with a focus on science - but he's entirely shocked to discover that the school is actually a front for a junior CIA academy.

Judy Moody is in a royal purple-mountain-majesties mood. Make that Majesty with a capital M! With Grandma Lou’s help, Judy has dug up proof that some old-timey Moodys (aka the brave Mudeyes) lived in merry olde England. In fact, if her grandpa’s notes are right, Judy might even be related to - royal fanfare, please - the Queen herself! Should Judy start packing her purple robe for a sleepover at Buckingham Palace?

When Mia moves to Vermont the summer after seventh grade, she's recovering from the broken arm she got falling off a balance beam. And packed away in the moving boxes under her clothes and gymnastics trophies is a secret she'd rather forget. Mia's change in scenery brings day camp, new friends, and time with her beloved grandmother. But Gram is convinced someone is trying to destroy her cricket farm. Is it sabotage or is Gram's thinking impaired from the stroke she suffered months ago?

An unknown thief steals an important naval treaty from the office of a government clerk. Who stole it and how did they do it? Will the treaty ever be recovered? This sounds like a case for England's most brilliant sleuth!

Morrigan Crow and her friends have survived their first year as proud scholars of the elite Wundrous Society, helped bring down the nefarious Ghastly Market, and proven themselves loyal to Unit 919. Now, Morrigan faces a new, exciting challenge: to master the mysterious Wretched Arts and control the power that threatens to consume her.

Governments were toppled and rulers were killed during the last attempt to find the lost treasure Amy and Dan Cahill are searching for - do they even stand a chance?

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!

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。