Reading Metrics
Grade Level
Upper Grades (UG 9-12)
Book Level
9.6
Points
4.0
Fiction/Nonfiction
Nonfiction
Word Count
19752
Points per Word
0.000203
Page Count
144
Points per Page
0.027778
Series
Innovators (Oliver Press)
Description
This book discusses the scientists and inventors responsible for the advances in communications technology, including Johann Gutenberg, Samual Morse, Thomas Edison, and Philo Farnsworth.