I have read most of the series and this book is amazing and my favorite. It is a mystery, action packed, and pretty funny. five stars obviously.

This book is action-packed and full of excitement! It is part of a series where the main character goes on tons of adventures and solves mysteries all over the world! A must-read!!!

Being a fan of Stuart Gibbs, he did not dissapoint

This is an amazing book full of suspense and adventure, I really enjoyed it!

I LOVED THIS BOOK! (BUT I'VE READ IT 6 TIMES. ) BUT STILL...... LOVED IT! also, some other book seiries written by Stuart Gibbs, the Funjungle, Spy School, (I've read all the books. His newist one is Spy Scool goes wild!!!) and the space case ones. Trust me, you are going to LOVE THEM!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Hope that you try them out today! Bye!!!!!!!!!