Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
5.7
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1601
Points per Word
0.000312
Page Count
48
Points per Page
0.010417
Series
True Book
Description
Examines space stations past and future and discusses their contributions to the exploration of worlds beyond our own. The coauthor is Paul P. Sipiera.