Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.6
Points
8.0
Fiction/Nonfiction
Fiction
Word Count
51162
Points per Word
0.000156
Page Count
296
Points per Page
0.027027
Series
George's Secret Key
Description
George travels to Switzerland to help his friend Annie's father, Eric, run an experiment exploring the origins of the universe but faces saboteurs and a mysterious message from George's old nemesis, Dr. Reeper. The coauthor is Stephen Hawking.