Begin the FBI program
Start with The Naturals and continue in numbered order.
Book Series · 5 Books
The Naturals Books
In order from The Naturals to Twelve.
A teenage profiler joins an FBI program for unusually gifted teens and discovers that solving cold cases can bring dangerous criminals—and her own family's secrets—very close.
Reviewed by the Bookroo Editors Updated
Reading order
How to Read The Naturals
Read the four numbered novels in order. Twelve is a short holiday novella set after Bad Blood and is best saved until the main story is complete.
Sources: Jennifer Lynn Barnes official Naturals page, Official Twelve product page.
For parents
What Parents Should Know
The mysteries center on serial killers, murder scenes, abduction, stalking, childhood trauma, and threats against teenagers. Descriptions are less graphic than adult crime novels, but the danger and psychological manipulation are intense. There is also romantic tension, jealousy, grief, and complicated family history.
Where to start
Where Should My Reader Start?
Where the story begins
First Book in the Series
Sale price
$1049
Book #1 · Chapter Book · Ages 13–17 · 2013
The Naturals
Teen prodigies tackle cold cases, but a new killer threatens their survival.
311 pages· 59,467 words· Est. 5.5 hour read
$10.99Save 5%
Paperback
Summary: Cassie, a teen with a knack for reading people, joins a secret FBI program to solve cold cases. Living with other gifted teens, she soon discovers that danger lurks closer than expected. As a new killer emerges, Cassie and her peers must navigate a deadly game of cat and mouse, using their unique talents to stay alive. Can they trust each other, or will secrets unravel their mission? Dive into a world where nothing is as it seems, and every clue could be their last chance at survival.
In reading order
The Naturals Series
5 books · Published 2013–2017
#1
Sale price
$1049
The Naturals
Chapter Book · Ages 13–17 · 2013
Teen prodigies tackle cold cases, but a new killer threatens their survival.
#2
Sale price
$1139
Killer Instinct
Chapter Book · Ages 13–17 · 2014
A copycat killer targets teens with crime-solving skills. Can they outsmart him before it's too late?
#3
Sale price
$1248
All In
Chapter Book · Ages 13–17 · 2015
A teenage girl returns to her FBI training program after a break, only to be thrust into a new case involving a series of murders at casinos in Las Vegas
#4
Sale price
$1248
Bad Blood
Chapter Book · Ages 13–17 · 2016
Cassie races against time to uncover deadly secrets as the hunters become the hunted.
Good to know
Common Questions
How many books are in the Naturals series?
There are 5 books in the Naturals series. It began with The Naturals in 2013, and the newest book, Twelve, was published in 2017.
What order should you read the Naturals books in?
Start with The Naturals and follow the series order — the books above are numbered #1 through #5.
What ages are the Naturals books best for?
The series is best for ages 13–17, based on the age ranges of the individual books.
The people
The Creative Behind the Books
The people who bring The Naturals to life.
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