Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.3
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
6757
Points per Word
0.000148
Page Count
48
Points per Page
0.020833
Description
This book explores the fascinating scientific processes used by inventors throughout history from the first astronomers to those of today and explains how sometimes accidents can lead to great breakthroughs.