Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.7
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4088
Points per Word
0.000245
Page Count
48
Points per Page
0.020833
Series
Science of Soil
Description
The development of civilization hinged on the ability of mankind to turn soil into useful tools and beautiful objects. Students learn about the history of tool-making technology.