Classic Codes and Ciphers
by Rachael L. Thomas
Alternator Books; Cryptology (Alternator Books)
Reading Level 6 Gentle (Lvl 1)
Ages 9-12
The text is written at a 6th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is gentle with no concerning themes.
Find on Amazon
As an Amazon Associate, we earn from qualifying purchases.
About This Book
Unlock the fascinating world of secret messages and hidden codes that have kept information safe throughout history. Discover how clever minds created and cracked ciphers using tools from ancient belts to modern machines. Put your own skills to the test by designing a unique secret code of your own!
Representation & Themes
Science & NatureWritten CommunicationHistory
For Parents
Content Intensity
Level 1 — Gentle Gentle Mild Moderate Intense Very Intense
No conflict beyond everyday childhood experiences. Safe for sensitive readers.
Data confidence: standard
More in the Alternator Books; Cryptology (Alternator Books) Series
Details
- ISBN
- 9781728404615
- Pages
- 36
- Publisher
- Lerner Publications TM
- Published
- 2021
- Type
- Nonfiction
- Word Count
- 1,771
Genres
Juvenile Nonfiction
Subjects
Written communication