Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.1
Points
10.0
Fiction/Nonfiction
Fiction
Word Count
66261
Points per Word
0.000151
Page Count
320
Points per Page
0.03125
Description
In present-day England, thirteen-year-old Ben and his twelve-year-old sister Rachel find two children who have been cryogenically frozen in a bomb shelter since 1956 and must prevent them from being discovered while helping them adjust to modern life.