Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
3.9
Points
1.0
Fiction/Nonfiction
Fiction
Word Count
10265
Points per Word
9.7e-05
Page Count
112
Points per Page
0.008929
Description
Twins Raz and Kiley are headed underground to safety as their home is about to pass through deadly radiation. While sheltered, ghostly figures that appear seem to signal something sinister is occurring.