Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
8.0
Points
1.0
Fiction/Nonfiction
Fiction
Word Count
5912
Points per Word
0.000169
Page Count
48
Points per Page
0.020833
Description
What could be creepier than a 390-million-year-old cockroach? How about a 320-million-year-old millipede that's seven feet long!