Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
5.9
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1782
Points per Word
0.000281
Page Count
32
Points per Page
0.015625
Description
This biography is about mathematician Katherine Johnson, one of the NASA "human computers" whose work was critical to the first U.S. space launch.