Books similar like The 39 Clues: Agent Handbook

The Black Circle (The 39 Clues, #5)

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 initi…

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Into the Gauntlet (The 39 Clues, #10)

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 reu…

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The Sword Thief (The 39 Clues, #3)

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 D…

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The Black Book of Buried Secrets

For the past five hundred years, the Cahills have silently dominated the world. Their desperate hunt for the 39 Clues lies behind some of history’s biggest enigmas – the curse of the Hope diamond, the…

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One False Note (The 39 Clues, #2)

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 …

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Storm Warning

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The Emperor's Code

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The Maze of Bones (The 39 Clues, #1)

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 cry…

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Beyond the Grave (The 39 Clues, #4)

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 Clue…

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In Too Deep (The 39 Clues, #6)

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 circ…

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The Medusa Plot (39 Clues: Cahills vs. Vespers, #1)

Are you ready to save the world? The bestselling series returns with an adventure spanning 6 explosive books, 2 secret-filled card packs, and a website that places readers right in the action. Thirtee…

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The Viper's Nest (The 39 Clues, #7)

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 tol…

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A King's Ransom

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Shatterproof (The 39 Clues: Cahills vs. Vespers, #4)

After pulling some spectacular heists, Amy and Dan have become two of Interpol's most wanted criminals. So when Vesper One orders them to steal the world's largest diamond, they know they're facing li…

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Vespers Rising

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The Dead of Night (The 39 Clues: Cahills vs. Vespers, #3)

A LIFE ON THE LINE
When seven members of his family were kidnapped by the Vespers, thirteen-year-old Dan Cahill knew he was in for the fight of his life. He knew he was up against an impossibly powerfu…

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Trust No One (The 39 Clues: Cahills vs. Vespers, #5)

When seven members of their family were kidnapped, thirteen-year-old Dan Cahill and his older sister, Amy, got ready for the fight of their lives. But their enemy, a terrifying group known as the Vesp…

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Breakaway (The 39 Clues: Unstoppable, #2)

As a member of the most powerful family history has ever known, thirteen-year-old Dan Cahill has been shot at, kidnapped, and even thrown into a pit with a deadly snake. He's survived it all due to lu…

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Day of Doom (The 39 Clues: Cahills vs. Vespers, #6)

The Ultimate Sacrifice

It started with a kidnapping. A shadowy organization known only as the Vespers snatched seven members of the Cahill family and demanded a series of bizarre ransoms from around th…

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Betrayed (House of Night, #2)

Also see: Alternate Cover Editions for this ISBN [ACE]
ACE #1

Zoey, High Priestess in training, has managed to settle in at the House of Night and come to terms with the vast powers the Vampyre Go…

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The 39 Clues: Agent Handbook

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