Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.2
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
5891
Points per Word
0.00017
Page Count
40
Points per Page
0.025
Series
Machines of the Future
Description
This book traces the history of developments in train technology, from coal-burning engines to magnetic levitation trains, and contains experiments designed to explain the science behind the technology.