Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
4.2
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
605
Points per Word
0.000826
Page Count
40
Points per Page
0.0125
Description
In 1943, the world's greatest scientists gather in a secret town in the desert to develop the atomic bomb. This picture book introduces to young readers that dark, secret moment in U.S. history.