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!!!!!!!!!

this book is awesome i can really connect with charlie, make sure to read the rest of the series, it gets good 50/5

Such a great book! Very fun and enjoyable. I would recommend this to fans of realistic fiction mystery (and Albert Einstein)