Skip to main content
Books, videos, and music - all free from your public library!
LoginSign Up

Footer

Hoopla logo, Go to homepage
  • For Patrons
  • For Libraries (opens in new window)
  • For Vendors (opens in new window)
  • Facebook (opens in new window)
  • X (opens in new window)
  • Instagram (opens in new window)
  • YouTube (opens in new window)
  • TikTok (opens in new window)
  • LinkedIn (opens in new window)

Our Company

  • Our Story
  • Get Hoopla for your Library (opens in new window)
  • Get your content on hoopla (opens in new window)
  • Join our team (opens in new window)
  • Accessibility Statement

Our Content

  • Audiobooks
  • Ebooks
  • Movies
  • Television
  • Comics
  • BingePasses
  • Music
  • The Loop Blog

Help

  • Help Center
  • Submit Feedback
  • Facebook (opens in new window)
  • X (opens in new window)
  • Instagram (opens in new window)
  • YouTube (opens in new window)
  • TikTok (opens in new window)
  • LinkedIn (opens in new window)
  • Download on the App Store (opens in new window)
  • Get it on Google Play (opens in new window)
  • Available at Amazon Appstore (opens in new window)
© 2026 Midwest Tape, LLC. All rights reserved. Privacy Policy | Terms of Use
  • Hoopla logo
    Powered by Hoopla
  • Browse
  • My Hoopla
  • Log In
  1. Navigate Home
  3. Ebooks

  4. Classic Codes and Ciphers

EBOOK

Classic Codes and Ciphers

Rachael L. ThomasSeries: Cryptology (Alternator Books ®)
3
(2)
sign up
Pages
32
Year
2021
Language
English
Publisher
Lerner Publishing Group

About

Dive into the secret history of . . . secrets! Cryptology is the art and science of secret communication, and its purpose is to protect precious information and keep people safe. Learn about its building blocks: ciphers, codes, and keys.





People have wanted to hide messages and important information for millennia. Read how history's coolest codes and ciphers have progressed from belts and sticks to rotating disks and supercomputers. Use your cryptology skills to design your own secret cipher. And learn about the smart people who built and broke the strongest secret systems.

Related Subjects

  • Spies & Spying
  • Juvenile Nonfiction
  • Military & Wars
  • History
  • General
  • Technology

Extended Details

  • ATOSGrade Level 6
  • Interest LevelsMG
  • Lexile950L
  • SeriesCryptology (Alternator Books ®)

Artists

Rachael L. ThomasAuthor