Join the Cryptokids as they apply basic mathematics to make and break secret codes. This book has many hands-on activities that have been tested in both classro

This workbook, which accompanies The Cryptoclub, provides students with problems related to each section to help them master the concepts introduced throughout

From terrorist attacks to big money jackpots, Struck by Lightning deconstructs the odds and oddities of chance, examining both the relevant and irreverent role

An introduction to the basic mathematical techniques involved in cryptanalysis.

Provides young adults with a review of cryptography, its evolution over time, and its purpose throughout history from the era of Julius Caesar to the modern day