Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
5.0
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1282
Points per Word
0.00039
Page Count
32
Points per Page
0.015625
Description
From the invention of the telegraph in the 1830s all the way through to the wearable technology of the present day, this book charts the incredible history of telecommunications.