This series includes 9 books.
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Book 1The Maze of Bones
by Rick Riordan
Description :
Minutes before she died Grace Cahill changed her will, leaving her decendants an impossible decision: "You have a choice - one million dollars or a clue." Grace is the last matriarch of the Cahills, the world's most powerful family. Everyone from Napoleon to Houdini is related to the Cahills, yet the source of the family power is lost. 39 clues hidden around the world will reveal the family's secret, but no one has been able to assemble them. Now the clues race is on, and young Amy and Dan must decide what's important: hunting clues or uncovering what REALLY happened to their parents. The 39 Clues is Scholastic's groundbreaking new series, spanning10 adrenaline-charged books, 350 trading cards, and an online game where readers play a part in the story and compete for over $100,000 in prizes. The 39 Clues books set the story, and the cards, website and game allow kids to participate in it. Kids visit the website - the39clues.com - and discover they are lost members of the Cahill family. They set up online accounts where they can compete against other kids and against Cahill characters to find all 39 clues. Through the website, kids can track their points and clues, manage their card collections, dig through the Cahill archives for secrets, and "travel" the world to collect Cahill artifacts, interview characters, and hunt down clues. Collecting cards helps: Each card is a piece of evidence containing information on a Cahill, a clue, or a family secret. Every kid is a winner - we'll give away prizes through the books, the website and the cards, including a grand prize of $10,000!
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Book 2One False Note
by Gordon Korman
Description :
THIS JUST IN! Amy and Dan Cahill were spotted on a train, hot on the trail of one of 39 Clues hidden around the world. BUT WAIT! Police report a break-in at an elite hotel, and the suspects ALSO sound suspiciously like Amy and Dan. UPDATE! Amy and Dan have been seen in a car . . . no, in a speedboat chase . . . and HOLD EVERYTHING! They're being chased by an angry mob?!? When there's a Clue on the line, anything can happen.
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Book 3The Sword Thief
by Peter Lerangis
Description :
ATTENTION! Amy and Dan Cahill have been located once again, this time in the company of the notoriously unreliable Alistair Oh. Could they have been foolish enough to make an alliance? Spies report that Amy and Dan seem to be tracking the life of one of the most powerful fighters the world has ever known. If this fearsome warrior was a Cahill, his secrets are sure to be well-guarded . . . and the price to uncover them just might be lethal.
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Book 4Beyond the Grave
by Jude Watson
Description :
A Clue found in Book 3 sends Amy and Dan jetting off to find out just what's behind the fierce rivalry between the Tomas and Ekaterina branches of the Cahill family. Was a Clue stolen from the Tomas branch? Where is it now? And most important, can Amy and Dan get their hands on it before their rivals do? It's a wild race that will take Amy and Dan deep into the bowels of the earth . . . and right into the hands of the enemy.
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Book 5The Black Circle
by Patrick Carman
Description :
JOIN ANYTIME TO PLAY FOR THE CHANCE TO WIN! WHERE ARE AMY AND DAN CAHILL? The two kids were last seen in Egypt, hunting for one of the 39 Clues that could make them the most powerful people on earth. But no one has seen the siblings since. Has the ruthless Irina Spasky finally tracked them down? Or worse . . . the Madrigals? No one knows where the Clue hunt leads next. But one thing is certain – Book 5 is gearing up to be Dan and Amy’s most dangerous adventure yet.
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Book 6In Too Deep
by Jude Watson
Description :
A hint from their parents’ past puts Amy and Dan on the trail of secrets their grandmother Grace would NEVER have wanted them to know. Awful memories begin to crowd in on Amy, just as her enemies circle closer. How far would she go to protect Dan? How much of a Cahill is she prepared to be? Perhaps Grace was right – some secrets are better left buried.
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Book 7The Viper's Nest
by Peter Lerangis
Description :
Shaken by a shocking loss, Amy and Dan flee to an exotic land and trace the footsteps of their most formidable ancestor yet: a military leader of mythic proportions. But just as the siblings begin to master the art of ancient warfare, they confront a dangerous enemy - the truth. With the stakes higher than ever, Amy and Dan uncover a devastating secret about the Cahill family that changes everything.
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Book 8
The 39 Clues: Book 8
by Gordon Korman
Description :
This is the "New York Times" bestselling series. As the race to find the 39 Clues builds to its explosive finish, Amy and Dan must steal a Clue guarded by thousands of the world's best soldiers. With their enemies closing in, the siblings are separated. Together, they almost have a chance, but alone ...Could the search for this Clue spell the end of Amy and Dan?
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