21.99 In Stock
A fun and interactive look at codes throughout history, from Napoleon's battlefield message to contemporary hackers.
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|Product dimensions:||8.10(w) x 10.40(h) x 0.80(d)|
|Age Range:||8 - 12 Years|
About the Author
Ella Schwartz is a government anti-hacking professional and is dedicated to encouraging more young people, especially girls, to explore STEM fields. She lives in Long Beach, New York.