Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
4.9
Points
5.0
Fiction/Nonfiction
Fiction
Word Count
30589
Points per Word
0.000163
Description
Thomas and his sister Polly live in a lighthouse on a deserted island with their parents who are spies, working to expose the illegal smuggling of endangered species. After a stranger is shipwrecked, they become caught up in a dangerous adventure.