Penned by a selection of famous authors, the 39 Clues books conjure up a world of action, mystery, and intrigue. Not only can children and young adults delve into the original Scholastic Inc series, but multiple page-turning editions.
Here you’ll find a series outline, including the Clues book series spin-offs like Cahills vs. Vespers, The Cahill Files, Unstoppable, Double Cross, and Rapid Fires. Here are the 39 Clues books in order.
A complete list of the 39 Clues Books
The main series
The Maze of Bones (2008): The first book is an introduction to the Cahill family and protagonists Amy and Dan.
One False Note (2008): Hot on the trail of yet another clue, Dan and Amy become suspects of a hotel break-in and must escape a dangerous mob.
The Sword Thief (2009): Amy and her younger brother team up with Alistair Oh in Japan.
Beyond the Grave (2009): Jude Watson penned the fourth book in the series. In Egypt, Amy and Dan are in Egypt receive a mysterious message from their dead grandmother.
The Black Circle (2009): In Russia, Dan and Amy locate stolen Nazi treasure that might help them find out how their parents died. Patrick Carman penned this book.
In Too Deep (2009): The siblings are in Sydney to quiz cousin Seb about the 39 clues.
The Viper's Nest (2010): In this book, Dan and Amy are reeling after witnessing the death of a woman in Indonesia.
The 39 Clues: Agent Handbook (2010): Being a member of the most powerful family in the world is hard. But at least Amy and Dan now have the Agent Handbook and never-before-seen Cahill intelligence.
The Emperor's Code (2010): Gordon Korman wrote this book. Amy must choose between finding Dan and chasing down the next clue.
Storm Warning (2010): On the hunt for the next clue, the Cahills come face-to-face with the man in black.
Into the Gauntlet (2010): In this Margaret Peterson Haddix book, the clue hunt may help them learn a dark Madrigal secret.
Vespers Rising (2011): Rick Riordan, Peter Lerangis, Gordon Korman, and Jude Watson reveal that the Cahills are not the only powerful family in the world.
The Black Book of Buried Secrets (Companion Book, 2012): With a Rick Riordan introduction, this book delivers all the secrets of the series.
Cahills vs. Vespers
The next set of 39 Clues books focuses on the Cahills vs. Vespers feud.
The Medusa Plot (2011): In the first book, Gordon Korman sets the stage for the showdown, as the Vespers kidnap Dan and May.
A King's Ransom (2011): To save the seven family members held hostage by the Vespers, the siblings have only days to find an ancient map.
The Dead of Night (2012): When the Vespers snatch 11-year-old Atticus, Dan and Amy must try to save him.
Shatterproof (2012): In this 39 Clues book, the Vespers force the siblings to steal the world's biggest diamond.
Trust No One (2012): The Cahill kids are reeling after discovering a Vesper mole in their inner circle in this Linda Sue Park book.
Day of Doom (2013): David Baldacci concludes the Cahills vs. Vespers series with another gripping tale. The family’s power must prevail to outrun their enemies.
Unstoppable
Nowhere to Run (2013): Jude Watson kickstarts the next series of events. After learning that the 39 clues contain the ingredients for a powerful serum, Amy and her younger brother Dan know they must guard them to their death.
Breakaway (2013): Jeff Hirsch delivers the next gripping tale. Amy and Dan must defeat a foe, but Dan discovers that even his sister can’t be trusted.
Countdown (2014): Dan faces his worst dilemma yet. Just how far is his sister willing to go to save his life? This Cahill family book is by Natalie Standiford.
Flashpoint (2014): With only a few hours to live before poison kills her, Amy must find the antidote fast.
Doublecross
Mission Titanic (2015): As part of one of the world’s most powerful families, Ian Karba must track down old allies Dan and Amy to defeat a Cahill family outcast.
Mission Hindenburg (2015): In this offering of the clues books by C. Alexander London, the Cahill siblings take to the skies to thwart the Outcast’s latest evil plot.
Mission Hurricane (2016): The Outcast wants to emulate Hurricane Katrina. Can Dan and Amy stop him?
Mission Atomic (2016): Amy and Dan Cahill must prevent the Outcast from jettisoning the world into nuclear disaster.
The Cahill Files
The Cahill Files delve into 500 years of family history. Here’s this Scholastic Inc series in order:
Operation Trinity (2012): Covering several centuries of Cahill family history, this book uncovers the Vespers' attempt to steal a great masterpiece.
The Submarine Job (2012): When hiding out on the world’s first nuclear submarine, young Fiske Cahill doesn’t know a Vesper is on board.
The Redcoat Chase (2012): Led by General Vesper, the British army marches to the White House. It’s 1812, and only a young Madrigal can save the day.
The Houdini Escape (2012): This is your chance to discover how Houdini became the world’s ultimate escape artist.
Silent Night (2012): The Vespers are plotting behind WW I enemy lines, and Rupert witnesses world-changing events.
Spymasters (2013): Clifford Riley and publisher Scholastic combine three 39 Clues ebooks here, including The Redcoat Chase, The Submarine Job, and The Houdini Escape.
Rapid Fires
Here’s another set of excellent young adult books:
Legacy (2011): Sending Dan and Amy Cahill on the clue hunt is the only way to stop the evil Vesper clan.
Ignition(2011): Ian Kabra and Jonah Wizard retell the events at the start of The Maze of Bones.
Hunted (2011): The Vespers stage mass surveillance to find recruits: Amy and Dan, the Holts, Jonah, the Starlings, and the Kabras. Who is willing to betray the most powerful family?
Crushed (2011): Ian Karba is embarrassed about his teenage crush. But when someone breaks in at midnight and threatens to reveal a profound secret, he knows there are bigger fish to fry.
Turbulence (2011): Heading up a Cahill family training event to prepare for the next Vesper attack, Amy struggles to keep everyone in line.
Invasion (2011): While spending time at Atticus’ house, Dan witnesses a break-in and must uncover the intruders’ identity.
Fireworks (2011): The family members gather for unforgettable New Year’s celebrations.
Superspecial
Outbreak (2016): Has schemer Sinead Starling released a deadly virus, or is she trying to stop it from spreading? Dan and Amy travel the world to find her and get the answers.
Find these and many other great titles with Speechify
You can enjoy the 39 Clues audiobooks on Speechify. The text to speech tool delivers an expansive catalog and many children’s classics in 14 languages and across all devices.
Check out the gripping children’s books or opt for nighttime relaxation instead.
FAQ
In what order should I read The 39 Clues books?
It’s best to read the 39 Clues books chronologically.
What is the next series after The 39 Clues?
The 39 Clues books started with the original series, which led into the Vespers book sequence.
How many books are in the 39 Clues continuation series?
There are 41 Dan and Amy Cahill books; 13 in the original series, six Vespers vs. Cahills books, four Unstoppable stories, four Doublecross books, six Cahill Files stories, seven Rapid Fire books, and one Superspecial book.
What are the 39 Clues?
The 39 Clues are secret puzzle pieces that will make you the most powerful person in the world.
