Alternator Books; Cryptology (Alternator Books) Books in Order
2 books by Rachael L. Thomas. Reading level: Grades 5.7–6. Middle Grades (Ages 9–12).
2
Books
Grades 5.7–6
Reading Level
1.5/5
Avg. Intensity
MG
Middle Grades
Content Intensity Across the Series
ConsistentContent stays at a steady intensity level throughout the series.
First book Latest book
Alternator Books; Cryptology (Alternator Books) Reading Order
| # | Title | Reading Level | Content |
|---|---|---|---|
| 1 | Classic Codes and Ciphers Rachael L. Thomas | Level 6 | Gentle |
| 2 | Secrets of Navajo Code Talkers Rachael L. Thomas | Level 5-6 | Mild |
