Book #7 · Chapter Book · 2017
Time Machine Trouble
A mouse journalist is pulled from a soccer game into a time-traveling mission to stop a criminal from altering history.
128 pages· 7,120 words
Paperback
Book Series · 3 Books
Heromice Books
In order from Time Machine Trouble to Insect Invasion.
The Heromice series is a set of 3 chapter books by Geronimo Stilton, published between 2015 and 2017. Written for ages 4–8, most books run about 130 pages.
Where the story begins
First Book in the Series
In reading order
Heromice Series
3 books · Published 2015–2017
#7
Time Machine Trouble
Chapter Book · 2017
A mouse journalist is pulled from a soccer game into a time-traveling mission to stop a criminal from altering history.
Flood Mission
Chapter Book · Ages 4–8 · 2015
Can the Heromice stop a city-destroying storm?
Insect Invasion
Picture Book · 2017
Insects invade Muskrat City. Can Heromice stop them?
Good to know
Common Questions
How many books are in the Heromice series?
There are 3 books in the Heromice series. It began with Flood Mission in 2015, and the newest book, Insect Invasion, was published in 2017.
What order should you read the Heromice books in?
Start with Time Machine Trouble and follow the series order — the books above are numbered #1 through #3.
What ages are the Heromice books best for?
The series is best for ages 4–8, based on the age ranges of the individual books.
Which Heromice book is the longest?
Insect Invasion is the longest book in the series at 7,754 words.
Which Heromice book is the shortest?
Time Machine Trouble (Book #7) is the shortest at 7,120 words (128 pages).
The people
The Creative Behind the Books
The people who bring Heromice to life.
Keep exploring
Similar Series
Mister Rogers Poetry Books
Ages 6–8
Candlewick Biographies
Ages 7–9
Classic Fairy Tales
Ages 4–8
The Gilgamesh Trilogy
Ages 7–9
Reading Rainbow
Ages 4–8
Kids Talk
Ages 5–11
NorthStars
Ages 9–12
A Refugee Diary
Ages 7–18