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Books in series
#1
The Maze of Bones
2008
When their beloved aunt—matriarch of the world's most powerful family—dies, orphaned siblings Amy and Dan Cahill compete with less honorable Cahill descendants in a race around the world to find cryptic clues to a mysterious fortune. Book includes game cards which the reader may use to play an online version of the treasure hunt.
#2
One False Note
2008
From the back cover: The race is on to find 39 Clues that safeguard a great power, and fourteen-year-old Amy Cahill and her younger brother, Dan, are shocked to find themselves in the lead. The search seems to be taking them to Vienna, and they hold a coded piece of Mozart's sheet music that's key to finding the next Clue. But tailed by a pack of power-hungry relatives, Amy and Dan can't see if they are sailing toward victory - or straight into a deadly trap.
#3
The Sword Thief
2009
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.
#4
Beyond the Grave
2009
Betrayed by their cousins, abandoned by their uncle, and with only the slimmest hint to guide them, fourteen-year old Amy Cahill and her younger brother, Dan, rush off to Egypt on the hunt for 39 Clues that lead to a source of unimaginable power. But when they arrive, Amy and Dan get something completely unexpected - a message from their dead grandmother, Grace. Did Grace set out to help the two orphans . . . ore are Amy and Dan heading for the most devastating betrayal of them all?
#5
The Black Circle
2009
A game of cat and mouse... A strange telegram lures fourteen-year-old Amy Cahill and her younger brother, Dan, deep into Russia and away from the only trustworthy adult they know. Signed with the initials NRR, the telegram launches a race to uncover a treasure stolen by the Nazis and the truth behind the murder of the last Russian royal family. All too soon, the treasure hunt starts to smell like a Lucian trap. But the bait might just be irresistible...what will Amy and Dan risk to find out what really happened on the night their parents died?
#6
In Too Deep
2009
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.
#7
The Viper's Nest
2010
The most dangerous secret in Amy and Dan's past is unveiled in Book 7 of the #1 New York Times bestselling series. The hunt for 39 hidden Clues that lead to an unimaginable power have taken a heavy toll on fourteen-year-old Amy Cahill and her younger brother, Dan. They've just seen a woman die. They're wanted by the Indonesian police. They're trapped on an island with a man who knows too much about the death of their parents. And a tropical storm is rolling in. Just when they think it can't get any worse, it does. Because the Cahills have one more rattling skeleton for Amy and Dan to discover . . . the terrible truth about their family branch.
#8
The Emperor's Code
2010
As the race to find the 39 Clues builds to its explosive finish, Amy and Dan must explore an ancient culture and steal a Clue guarded by thousands of the world's best-trained soldiers. It's the most dangerous Clue search yet. As their enemies crowd in, Amy and Dan find themselves separated for the first time ever. The choice lies before them - find the next Clue, or find their way back to each other.
#9
Storm Warning
2010
Throughout the hunt for the 39 Clues, Amy and Dan have encountered some of the darkest aspects of history . . . and had to deal with the role their family played. But are they ready for the truth? In this thrilling ninth installment, Amy and Dan hit the high seas as they follow the trail of some infamous ancestors to track down a long lost treasure. However, the real prize isn’t hidden in a chest. It's the discovery of the Madrigals' most dangerous secret and, even more shockingly, the true identity of the mysterious man in black.
#10
Into the Gauntlet
2010
The explosive finale to the #1 bestselling series! Fourteen-year-old Amy Cahill and her younger brother, Dan, have had enough. Not only do they have to find the 39 Clues first, they're expected to reunite their backstabbing family - the same people who killed their parents. But Amy and Dan haven't survived explosions and assassination attempts for nothing. They have a plan to finish the Clue hunt on their own terms. Too bad there's a final, fatal secret the Madrigals haven't told them. A secret that could cost Amy and Dan - and the world - everything . . .
Authors
Gordon Korman
Author · 114 books
Peter Lerangis
Author · 65 books
Jude Watson
Author · 70 books
Patrick Carman
Author · 44 books
Linda Sue Park
Author · 36 books
Margaret Peterson Haddix
Author · 64 books
Scholastic Inc.
Author · 185 books
Rick Riordan
Author · 89 books
Roland Smith
Author · 38 books
David Baldacci
Author · 86 books
The 39 Clues
Series ·
19
books · 2008-2026
By
Gordon Korman
,
Peter Lerangis
,
Jude Watson
, and more
#11
Vespers Rising
2011
The Cahills aren't the only family searching for the Clues... The Cahills thought they were the most powerful family the world had ever known. They thought they were the only ones who knew about Gideon Cahill and his Clues. The Cahills were wrong. Powerful enemies—the Vespers—have been waiting in the shadows. Now it's their time to rise and the world will never be the same. In Vespers Rising, a brand new 39 Clues novel, bestselling authors Rick Riordan, Peter Lerangis, Gordon Korman and Jude Watson take on the hidden history of the Cahills and the Vespers, and the last, terrible legacy Grace Cahill leaves for Amy and Dan.
#20
39 Clues
2010
Save time and money with the 39 Clues Series on Playaway!
#21
39 clues series
2026
#1-10
The 39 Clues Complete Collection
2010
The 39 Clues is Scholastic's groundbreaking new series, spanning 10 adrenaline-charged books, 355 trading cards, and an online game where readers play a part in the story. The 39 Clues books set the story, and the cards, website and game allow kids to participate in it. Kids visit the website - www.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.
#1-3
The 39 Clues Starter Set
2009
Contains Books 1-3 and Card Pack #1
#1-4
The 39 Clues Collection
2011
#1-7
The 39 Clues Set
2009
Contains: The Maze of Bones One False Note The Sword Thief Beyond the Grave The Black Circle In Too Deep The Viper's Nest
#1-5
The 39 Clues Books 1-5
2011
The Maze of Bones / One False Note / The Sword Thief / Beyond the Grave / The Black Circle
#4-6
The 39 Clues Pack #2
2009
The 39 Clues Pack #2 39 Clues Book Beyond the Grave by Jude Watson Amy and Dan are hot on the trail of the fourth Clue, but their ruthless relatives will stop at nothing to eliminate them from the competition. Their hunt leads them to an ancient city that has been a hot bed of Cahill activity for centuries. All that stands between the siblings and the Clue is a cryptic riddle, a missing relic, and the secret of their grandmother's past. 39 Clues Book The Black Circle by Patrick Carman The hunt for the 39 Clues leads Amy and Dan to their most treacherous destination yet a frozen land of Cahill secrets and betrayals. With danger chasing close behind, the siblings must track down one of history's greatest lost treasures. Governments were toppled and rulers were killed during the last attempt to find it. 39 Clues Book In Too Deep by Jude Watson Are some secrets better left buried? As Amy and Dan track the next clue to a remote corner of the world, they make shocking discoveries about the source of the Cahill's power and the mystery of their parent's deaths. And as the threat of the mysterious Madrigals grows real, one of the clue-hunters makes the ultimate sacrifice. Amy and Dan have to decide how much they're willing to risk, and what they are fighting for. 39 Clues Card Pack 1 Harry Houdini. A poison injector ring. Alcatraz. Mary Shelley's Frankenstein. What can they possibly have in common? The first Cahill card series features 56 evidence cards that kids need to hunt down the 39 Clues. Each pack contains 16 randomly assorted cards, with at least one rare or ultra-rare card per pack. 39 Clues Card Pack 2: Branch vs Branch The secrets are out! Explore the world of the Cahills with this brand-new card pack. Each pack contains 16 never-before-seen game cards, including rare and ultra-rare cards. Supercharge your hunt with these highly-classified cards, where information is wilder and the stakes are even higher!
The 39 Clues
