Camp Jupiter Classified

*A brand-new official companion guide to The Trials of Apollo by Rick Riordan!*

Mysterious incidents are wreaking havoc throughout Camp Jupiter. And if the Romans don''t find out who-or what-is behind the episodes soon, the Twelfth Legion could implode.

So things are looking pretty serious.

Suspicion falls on Claudia, the Fourth Cohort''s newest probatio. After all, the mischief started shortly afte...