Book Series · 2 Books

Case File 13 Books

In order from Evil Twins to Curse of the Mummy's Uncle.

Where the story begins

First Book in the Series

Sale price

$1398

Book #1 · Chapter Book · Ages 8–12 · 2014

Evil Twins

By J. Scott Savage, Doug Holgate (Illustrator)

Three friends unleash an army of evil twins, sparking chaos in their town.

272 pages· 47,458 words· Est. 6.5 hour read

$14.99Save 7%

Summary: Nick, Carter, and Angelo, monster enthusiasts, stumble upon a shape-shifting creature during a camping trip. When Carter sneaks it home, chaos ensues as evil twins overrun their town. Can they stop the doppelgangers before it's too late? This adventure blends creepy chills with laugh-out-loud moments, promising double trouble and endless surprises.

The complete set

Case File 13 Series

2 books · Published 2014–2015

Sale price

$1398

Evil Twins

Chapter Book · Ages 8–12 · 2014

Three friends unleash an army of evil twins, sparking chaos in their town.

Sale price

$799

Curse of the Mummy's Uncle

Chapter Book · Ages 9–12 · 2015

Three friends face a Mayan curse in haunted pyramids. Can they escape the underworld's grip?

Good to know

Common Questions

How many books are in the Case File 13 series?

There are 2 books in the Case File 13 series. It began with Evil Twins in 2014, and the newest book, Curse of the Mummy's Uncle, was published in 2015.