Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
4.5
Points
6.0
Fiction/Nonfiction
Fiction
Word Count
43757
Points per Word
0.000137
Page Count
219
Points per Page
0.027397
Description
Riley Green invents a lie detector pen to improve her status at school. After someone steals the idea, her favourite teacher entrusts her with Nikola Tesla's lost notebook and then goes missing.