Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.6
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
5043
Points per Word
0.000198
Page Count
32
Points per Page
0.03125
Series
Future Files
Description
This look at the future of space travel includes nuclear fission-powered spacecraft, teleporting, and time travel.