Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.4
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2034
Points per Word
0.000246
Description
This book explains the different kinds of communications we use today, from video phones, interactive television and the Internet to satellite links that can do anything, from transferring telephone calls to telling ships their exact position on Earth.