Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.7
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
5003
Points per Word
0.0002
Page Count
60
Points per Page
0.016667
Series
Eyewitness Books
Description
Provides a look ahead to the technological, environmental, and biological developments of the twenty-first century.