This book contains lots of secret codes tricks and disguises.
It is absolutely perfect for budding spies packed full of stories with codes to uncover. It has music codes through to morse code. It has quick codes and dot codes, semaphore signals and silent signals, spy maps, spy traps, invisible writing and more!
Hours of pleasure for little spies everywhere.
The illustrations are fun and colourful and it is packed with information.
This is the 40 year old original but still as exciting to kids as ever.
A classic !