Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.0
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2945
Points per Word
0.00017
Page Count
32
Points per Page
0.015625
Series
Crabtree Connections
Description
This book gives a brief overview of inventions that have changed the world.