The Code Book: How to Make It, Break It, Hack It, Crack It
by Singh, Simon
Prefer borrowing? Open Library may have a digital copy too.
AR Book Level
11.2
AR Points
13
Word Count
61,945
Interest Level
Upper Grades (UG 9-12)
Genre
Nonfiction
AR Quiz #
57916 EN
About this book
This book follows the evolution of secret writing.