Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.3
Points
3.0
Fiction/Nonfiction
Fiction
Word Count
17015
Points per Word
0.000176
Description
Discovering that her Gran secretly works for an intergalactic agency, Harriet becomes the Earth's first line of defence as the only person who can understand the invaders, using her hearing aid.