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Enter the world
Explorer Academy header image

Cruz Coronado applies to attend an exclusive school for explorers, the Explorer Academy, where his mother worked before dying in a mysterious lab accident.

Plunged into a world of critical missions and code breaking, the 12-year-old embarks on a global hunt for a secret formula that could reveal his hidden past. But it might be difficult—especially when you don’t know who you can trust.

READ CHAPTER ONE.

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GAME! "CRACK THE CODE"

Test your code-breaking skills by cracking secret messages in the game below.


See if you're a top code breaker like 12-year-old Cruz Coronado, who breaks secret codes in order to fight villains and solve mysteries in the book Explorer Academy: The Nebula Secret.
BONUS: Some of the messages will give you clues about the book!

You could win a trip!

The winner heads to Alaska.

Dive deeper into Explorer Academy.

Meet Cruz and his friends.

Explorer Quiz

Who are you most like?

science that inspired the book

Country facts from the book

Get the scoop!

Meet the scientists.

Behind-the-scenes book info

Book Giveaway!

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