20 Best mystery books like Countdown (The 39 Clues: Unstoppable, #3) by Natalie Standiford

Cover of Countdown (The 39 Clues: Unstoppable, #3) by Natalie Standiford

Countdown (The 39 Clues: Unstoppable, #3)

By: Natalie Standiford

4.22

Format: 190 pages, Hardcover

The clock has finally run out for the Cahills. As the leaders of the world’s most powerful family, …

If you liked the mystery plot in Countdown (The 39 Clues: Unstoppable, #3) by Natalie Standiford , here is a list of 20 books like this:

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

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

By: Peter Lerangis

4.16

Format: 192 pages, Paperback

A LIFE ON THE LINE When seven members of his family were kidnapped by the Vespers, thirteen-year-o… read more

Similar categories in Peter Lerangis's The Dead of Night (The 39 Clues: Cahills vs. Vespers, #3) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • thriller
  • fantasy
  • audiobook
"Who needs bread crumbs," Dan replied, "when you have GPS?"

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

"Dan watched in awe. "I didn't know you talk Turkey." "I speak Turkish."

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

"Dan was heading for the blue car in the driveway. He tossed Amy the car keys. "Don't drive like you! Make it fast!"

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

"You guys are related to Jonah Wizard?" Jake asked, his lip curled disdainfully. "And the other guy," Dan grumbled. "Vin Diesel's stunt double."

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

Cover of A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2) by Jude Watson

2. A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2)

By: Jude Watson

4.15

Format: 190 pages, Hardcover

Amy and Dan are in a race for their lives . . . and the enemy may be even closer than they think. … read more

Similar categories in Jude Watson's A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • thriller
  • fantasy
  • audiobook
"They'd been played. By a tuba !"

-Jude Watson, A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2)

"OMIGOSH JONAH WIZARD!" -Amy Cahill"

-Jude Watson, A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2)

"There's a fine line between criminality and genius." -Dan Cahill"

-Jude Watson, A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2)

"I'm so hungry," Amy said sleepily. "Hey, you stole my line," Dan said."

-Jude Watson, A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2)

Cover of Mission Atomic (The 39 Clues: Doublecross, #4) by Sarwat Chadda

3. Mission Atomic (The 39 Clues: Doublecross, #4)

By: Sarwat Chadda

4.27

Format: None pages, None

Confidential until July 2016! Checkmate. Thirteen-year-old Dan Cahill and his older sister, A… read more

Similar categories in Sarwat Chadda's Mission Atomic (The 39 Clues: Doublecross, #4) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • action
  • fantasy
  • audiobook
Cover of Mission Hurricane (The 39 Clues: Doublecross, #3) by Jenny Goebel

4. Mission Hurricane (The 39 Clues: Doublecross, #3)

By: Jenny Goebel

4.24

Format: None pages, None

Eye of the Storm Thirteen-year-old Dan Cahill and his older sister, Amy, know that a disaster is… read more

Similar categories in Jenny Goebel's Mission Hurricane (The 39 Clues: Doublecross, #3) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • action
  • fantasy
  • audiobook
Cover of The Black Circle (The 39 Clues, #5) by Patrick Carman

5. The Black Circle (The 39 Clues, #5)

By: Patrick Carman

3.69

Format: 216 pages, Hardcover

A game of cat and mouse... A strange telegram lures fourteen-year-old Amy Cahill and her younger br… read more

Similar categories in Patrick Carman's The Black Circle (The 39 Clues, #5) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • fantasy
Cover of Fireworks (The 39 Clues: Rapid Fire, #7) by Clifford Riley

6. Fireworks (The 39 Clues: Rapid Fire, #7)

By: Clifford Riley

4.17

Format: 24 pages, Kindle Edition

The last of seven brand new 39 Clues stories, with an explosive secret revealed! The holidays ca… read more

Similar categories in Clifford Riley's Fireworks (The 39 Clues: Rapid Fire, #7) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • thriller
  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • action
  • fantasy
Cover of Ignition (The 39 Clues: Rapid Fire, #2) by Clifford Riley

7. Ignition (The 39 Clues: Rapid Fire, #2)

By: Clifford Riley

4.12

Format: 30 pages, Kindle Edition

The second of seven brand new 39 Clues stories, leading up to one explosive reveal. Think you know… read more

Similar categories in Clifford Riley's Ignition (The 39 Clues: Rapid Fire, #2) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • thriller
  • fantasy
Cover of Mission Titanic (The 39 Clues: Doublecross, #1) by Jude Watson

8. Mission Titanic (The 39 Clues: Doublecross, #1)

By: Jude Watson

4.37

Format: None pages, Hardcover

The Outcast was banished from the Cahill family, never mentioned again. For years, he's been lurkin… read more

Similar categories in Jude Watson's Mission Titanic (The 39 Clues: Doublecross, #1) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • audiobook
Cover of Legacy (The 39 Clues: Rapid Fire, #1) by Clifford Riley

9. Legacy (The 39 Clues: Rapid Fire, #1)

By: Clifford Riley

4.10

Format: 24 pages, Kindle Edition

Time is running out for Grace Cahill as she struggles to make the most important choice of her a d… read more

Similar categories in Clifford Riley's Legacy (The 39 Clues: Rapid Fire, #1) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • action
  • fantasy
"There stood Dan alone, with a ninja mask pulled over his face. Fifteen hissing bottle rockets were pointed right them. "Screaming bottle of death-jutsu!" Dan yelled."

-Clifford Riley, Legacy (The 39 Clues: Rapid Fire, #1)

"Where'd you get that lighter?" she demanded. "Frida," Dan said, closing it. "She left it behind. Remember how she was always talking about outdoorsy stuff? She said she kept a water-resistant lighter…"

-Clifford Riley, Legacy (The 39 Clues: Rapid Fire, #1)

"Grace has way weirder people than me coming in and out all the time," Dan said. "You, on the other hand, are as boring as it gets. If Grace is worried about anyone cramping her style, I'd point to th…"

-Clifford Riley, Legacy (The 39 Clues: Rapid Fire, #1)

"Dan opened the Zippo and lit the fuse. It hissed for half a seconds, then the rocket shot screaming away. Crack! "Over there!" One of the kidnappers shouted. Amy started to rise. "Let's go!" "Wait," …"

-Clifford Riley, Legacy (The 39 Clues: Rapid Fire, #1)

Cover of The Viper's Nest (39 Clues, #7) by Peter Lerangis

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

By: Peter Lerangis

3.82

Format: None pages, Hardcover

The most dangerous secret in Amy and Dan's past is unveiled in Book 7 of the #1 New York Times best… read more

Similar categories in Peter Lerangis's The Viper's Nest (39 Clues, #7) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • fantasy
Cover of Beyond the Grave (The 39 Clues, #4) by Jude Watson

11. Beyond the Grave (The 39 Clues, #4)

By: Jude Watson

3.93

Format: 190 pages, Hardcover

Betrayed by their cousins, abandoned by their uncle, and with only the slimmest hint to guide them,… read more

Similar categories in Jude Watson's Beyond the Grave (The 39 Clues, #4) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • action
  • fantasy
  • audiobook
"Fate has no scruples."

-Jude Watson, Beyond the Grave (The 39 Clues, #4)

"You must understand something. Money is not a sign of achievement."

-Jude Watson, Beyond the Grave (The 39 Clues, #4)

"She knew now that the trick to being brave was not thinking of the worst thing that could happen. It was a weird thing — if you acted brave, you could almost feel brave."

-Jude Watson, Beyond the Grave (The 39 Clues, #4)

"Never regret trusting someone. It proves you have a heart. But if he turns out to be a lying worm ... I'm not going to waste my time crying. Because I am way too fabulous for that."

-Jude Watson, Beyond the Grave (The 39 Clues, #4)

Cover of Outbreak (The 39 Clues: Super Special, #1) by C. Alexander London

12. Outbreak (The 39 Clues: Super Special, #1)

By: C. Alexander London

4.17

Format: 261 pages, Hardcover

A traitor returns. The Cahills are the most powerful family history has ever known. For the past… read more

Similar categories in C. Alexander London's Outbreak (The 39 Clues: Super Special, #1) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • thriller
  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • action
  • fantasy
  • audiobook

13. In Too Deep (The 39 Clues, #6)

By: Jude Watson

4.11

Format: 64 pages, Hardcover

A hint from their parents' past puts Amy and Dan on the trail of secrets their grandmother Grace wo… read more

Similar categories in Jude Watson's In Too Deep (The 39 Clues, #6) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • fantasy
Cover of Mission Hindenburg (The 39 Clues: Doublecross, #2) by C. Alexander London

14. Mission Hindenburg (The 39 Clues: Doublecross, #2)

By: C. Alexander London

4.29

Format: 192 pages, Library Binding

Brand New Deliver In 6-18 Working Days read more

Similar categories in C. Alexander London's Mission Hindenburg (The 39 Clues: Doublecross, #2) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • action
  • audiobook
Cover of Shatterproof (The 39 Clues: Cahills vs. Vespers, #4) by Roland Smith

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

By: Roland Smith

4.17

Format: 192 pages, Hardcover

After pulling some spectacular heists, Amy and Dan have become two of Interpol's most wanted crimin… read more

Similar categories in Roland Smith's Shatterproof (The 39 Clues: Cahills vs. Vespers, #4) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • thriller
  • fantasy
  • audiobook
"Let's head out to the ruins." - Dan Cahill"

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

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

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

By: David Baldacci

4.12

Format: 270 pages, Hardcover

The Ultimate Sacrifice It started with a kidnapping. A shadowy organization known only as the Ve… read more

Similar categories in David Baldacci's Day of Doom (The 39 Clues: Cahills vs. Vespers, #6) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • thriller
  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • action
  • fantasy
  • audiobook
"But the fact is, as one grows close to death, the only thing that matters is family. I hope you can see that."

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

"In some ways, it was far easier to be bad than good. When you're bad, you don't care what happens to anyone other than yourself. When you're trying to do god, you have to worry about everyone."

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

"He looked around at the others....They were all staring at their computers, or reading books or newspapers. Not one of them has noticed the weather. Maybe that's how the world was now....Everyone was…"

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

Cover of Trust No One (The 39 Clues: Cahills vs. Vespers, #5) by Linda Sue Park

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

By: Linda Sue Park

4.20

Format: 190 pages, Hardcover

When seven members of their family were kidnapped, thirteen-year-old Dan Cahill and his older siste… read more

Similar categories in Linda Sue Park's Trust No One (The 39 Clues: Cahills vs. Vespers, #5) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • thriller
  • fantasy
  • audiobook
"Girls. The oldest mystery in the universe."

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

"The line between passionate and crazy can be a thin one."

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

Cover of Countdown (The 39 Clues: Unstoppable, #3) by Natalie Standiford

18. Countdown (The 39 Clues: Unstoppable, #3)

By: Natalie Standiford

4.22

Format: 190 pages, Hardcover

The clock has finally run out for the Cahills. As the leaders of the world’s most powerful family, … read more

Similar categories in Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • thriller
  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • action
  • fantasy
  • audiobook

19. Crushed (The 39 Clues: Rapid Fire, #4)

By: Clifford Riley

3.72

Format: 134 pages, Kindle Edition

Ian Kabra has an embarrassing secret. It's not that he once accidentally ate at Burger King. It's n… read more

Similar categories in Clifford Riley's Crushed (The 39 Clues: Rapid Fire, #4) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

20. Turbulence (The 39 Clues: Rapid Fire, #5)

By: Clifford Riley

3.72

Format: 134 pages, Kindle Edition

Amy Cahill knows her family needs to be prepared for the next Vesper attack, so she organizes a tra… read more

Similar categories in Clifford Riley's Turbulence (The 39 Clues: Rapid Fire, #5) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

21. Invasion (The 39 Clues: Rapid Fire, #6)

By: Clifford Riley

3.72

Format: 134 pages, Kindle Edition

Dan Cahill loves hanging out with his new friend, Atticus Rosenbloom, a child prodigy whose genius … read more

Similar categories in Clifford Riley's Invasion (The 39 Clues: Rapid Fire, #6) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

22. Hunted (The 39 Clues: Rapid Fire, #3)

By: Clifford Riley

3.72

Format: 134 pages, Kindle Edition

The Vespers are looking for new recruits and have targeted a few candidates: the Cahill children on… read more

Similar categories in Clifford Riley's Hunted (The 39 Clues: Rapid Fire, #3) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

23. Into the Gauntlet (The 39 Clues, #10)

By: Margaret Peterson Haddix

4.09

Format: 349 pages, Hardcover

The explosive finale to the #1 bestselling series! Fourteen-year-old Amy Cahill and her younger bro… read more

Similar categories in Margaret Peterson Haddix's Into the Gauntlet (The 39 Clues, #10) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

24. Storm Warning (The 39 Clues, #9)

By: Linda Sue Park

4.15

Format: 222 pages, Hardcover

Throughout the hunt for the 39 Clues, Amy and Dan have encountered some of the darkest aspects of h… read more

Similar categories in Linda Sue Park's Storm Warning (The 39 Clues, #9) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

25. One False Note (The 39 Clues, #2)

By: Gordon Korman

4.12

Format: 192 pages, Hardcover

From the back cover: The race is on to find 39 Clues that safeguard a great power, and fourteen-yea… read more

Similar categories in Gordon Korman's One False Note (The 39 Clues, #2) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

Cover of The Medusa Plot (39 Clues: Cahills vs. Vespers, #1) by Gordon Korman

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

By: Gordon Korman

4.09

Format: 222 pages, Hardcover

Are you ready to save the world? The bestselling series returns with an adventure spanning 6 explos… read more

Similar categories in Gordon Korman's The Medusa Plot (39 Clues: Cahills vs. Vespers, #1) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • thriller
  • fantasy
  • audiobook
"Art theft gave a guy an appetite."

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

"Amy, since when do you have a boyfriend?"

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

"We don't have to love it. We just have to steal it."

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

"No fair! Those guys ripped off what we rightfully stole!"

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

27. The Sword Thief (The 39 Clues, #3)

By: Peter Lerangis

4.33

Format: 57 pages, Hardcover

Amy and Dan Cahill have been located once again, this time in the company of the notoriously unreli… read more

Similar categories in Peter Lerangis's The Sword Thief (The 39 Clues, #3) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

28. The Emperor's Code (The 39 Clues, #8)

By: Gordon Korman

2.80

Format: None pages, Hardcover

As the race to find the 39 Clues builds to its explosive finish, Amy and Dan must explore an ancien… read more

Similar categories in Gordon Korman's The Emperor's Code (The 39 Clues, #8) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

Cover of Operation Trinity (The 39 Clues: The Cahill Files, #1) by Clifford Riley

29. Operation Trinity (The 39 Clues: The Cahill Files, #1)

By: Clifford Riley

4.13

Format: 142 pages, Hardcover

A brand new adventure from the world of The 39 Clues! For 500 years, the Cahills have been the most… read more

Similar categories in Clifford Riley's Operation Trinity (The 39 Clues: The Cahill Files, #1) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

  • childrens
  • adventure
  • middle grade
  • young adult
  • fiction
  • mystery
  • fantasy
  • audiobook

30. Vespers Rising (The 39 Clues, #11)

By: Jude Watson , Rick Riordan , Gordon Korman , Peter Lerangis

3.92

Format: 314 pages, Hardcover

The Cahills thought they were the most powerful family the world had ever known. They thought they … read more

Similar categories in Jude Watson's Vespers Rising (The 39 Clues, #11) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

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

By: Rick Riordan

3.00

Format: 24 pages, Hardcover

Minutes before she died Grace Cahill changed her will, leaving her decendants an impossible decisio… read more

Similar categories in Rick Riordan's The Maze of Bones (The 39 Clues, #1) book and Natalie Standiford's Countdown (The 39 Clues: Unstoppable, #3)

20 Top fiction books like Countdown (The 39 Clues: Unstoppable, #3) by Natalie Standiford

Transform Your Habits

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

Peter Lerangis

4.16

Transform Your Habits

A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2)

Jude Watson

4.15

Transform Your Habits

Mission Atomic (The 39 Clues: Doublecross, #4)

Sarwat Chadda

4.27

Transform Your Habits

Mission Hurricane (The 39 Clues: Doublecross, #3)

Jenny Goebel

4.24

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20 best-selling fiction books like A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2) by Jude Watson

Transform Your Habits

A King's Ransom (The 39 Clues: Cahills vs. Vespers, #2)

Jude Watson

4.15

Transform Your Habits

The Trap Door (Infinity Ring, #3)

Lisa McMann

4.01

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Cave of Wonders (Infinity Ring, #5)

Matthew J. Kirby , matthew-j-kirby

4.02

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Curse of the Ancients (Infinity Ring, #4)

Matt de la Peña

4.01

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