Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.9
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2660
Points per Word
0.000188
Page Count
32
Points per Page
0.015625
Series
Imitating Nature
Description
This book explores bats' ability to "see with sound." Three scientists from the University of Leeds in England used their knowledge of echolocation to invent an ultrasonic cane for the visually impaired.