Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.9
Points
2.0
Fiction/Nonfiction
Nonfiction
Word Count
9317
Points per Word
0.000215
Page Count
56
Points per Page
0.035714
Description
This book counts down the world's most memorable failed gadgets and inventions, discussing what was learned from each failure.