Book Series · 3 Books

The Cronus Chronicles Books

In order from The Shadow Thieves to The Immortal Fire.

The Cronus Chronicles series is a set of 3 chapter books by Anne Ursu, published between 2006 and 2009. Written for ages 8–12, most books run about 450 pages.

Where the story begins

First Book in the Series

Sale price

$1899

Book #1 · Chapter Book · Ages 8–12 · 2006

The Shadow Thieves

By Anne Ursu

Two cousins journey to the Underworld to cure a mysterious illness threatening their friends.

384 pages

$19.99Save 5%

Hardcover

Summary: Charlotte Mielswetski's life turns upside down when her cousin Zee arrives, claiming he's linked to a strange illness affecting his friends. As their classmates fall sick, Charlotte and Zee embark on a perilous quest to the Underworld, seeking a cure. With mysterious men in tuxedos shadowing them and a world of Greek mythology unfolding, they must navigate dangers and uncover secrets. Can they save their friends before it's too late, or will the Underworld claim them too? Dive into a thrilling adventure where every step could be their last.

In reading order

The Cronus Chronicles Series

3 books · Published 2006–2009

#1 in Series

Sale price

$1899

The Shadow Thieves

Chapter Book · Ages 8–12 · 2006

Two cousins journey to the Underworld to cure a mysterious illness threatening their friends.

#2 in Series

Sale price

$1899

The Siren Song

Chapter Book · Ages 8–12 · 2007

Two young heroes face a vengeful demigod's wrath. Can they save themselves?

#3 in Series

Sale price

$1899

The Immortal Fire

Chapter Book · Ages 8–12 · 2009

Two friends must choose between saving the world or defying the gods in a perilous quest.

Good to know

Common Questions

How many books are in the Cronus Chronicles series?

There are 3 books in the Cronus Chronicles series. It began with The Shadow Thieves in 2006, and the newest book, The Immortal Fire, was published in 2009.