Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.1
Points
6.0
Fiction/Nonfiction
Fiction
Word Count
36550
Points per Word
0.000164
Page Count
210
Points per Page
0.028571
Series
Astrotwins
Description
In this novel based on the NASA astronauts' real childhoods, Mark Kelly and his brother and friends decide to build a rocket over the summer when their constant bickering starts to annoy their grandfather. The coauthor is Martha Freeman. Book #1