Reading Metrics
Grade Level
Lower Grades (LG K-3)
Book Level
2.1
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
237
Points per Word
0.00211
Page Count
24
Points per Page
0.020833
Series
Powerful Machines
Description
From pistons to trash compactors, young readers learn about the science and technologies that help trucks haul heavy loads.