the adventure continuesswipe to travel
Aku: Battle
for Pyra
Aku saved a planet and wanted a break. Grandpa has one more mission. This planet is made of lava.
- Book 2
- On sale January 12, 2027
- Ages 8 to 12
where it all beginsswipe to travel
Aku: Journey
to Ibra
A beeping box in the basement. A helmet that knows his name. A grandfather who has been missing for a year.
- Book 1
- Instant New York Times bestseller
- Ages 8 to 12
Meet Aku.
Aku is a twelve-year-old from Indiana who dreams of becoming an astronaut. Then a space helmet turns up in his basement, and the dream stops being pretend.
Two books so far. Start with the basement.
An illustrated science-fiction series for readers 8 to 12. Written by New York Times bestselling author Micah Johnson and illustrated by Durk van der Meer.
Book 2
Pyra
Somewhere on this planet is the Gem. Something very old is guarding it.

For teachers and librarians.
Free activities, free virtual visits with Micah, and help getting books to your students.
For educatorsPut Aku in a classroom near you.
Teachers ask for a class set. Supporters fund it. A whole room reads the same adventure.
Help a classroomIs Aku right for my kid?
What is Aku?
Aku is an illustrated science-fiction adventure series for readers 8 to 12, written by New York Times bestselling author Micah Johnson. It follows a twelve-year-old from Indiana who finds a space helmet in his basement.
What age is Aku for?
Ages 8 to 12, grades 3 to 7. Battle for Pyra has a Lexile level of 650L and a Fountas & Pinnell level of U.
Which book comes first?
Aku: Journey to Ibra is Book 1. Aku: Battle for Pyra is Book 2 and picks up where Book 1 leaves off, so read them in order.
Is it scary?
There is danger, a villain and some close calls, the way there is in most adventure stories for this age. There is also a lot of humor, and the three friends look out for each other the whole way.

