Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.1
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3550
Points per Word
0.000282
Page Count
36
Points per Page
0.027778
Series
Machines at Work (QEB)
Description
This book discusses different types of spacecraft used in space expeditions, how they work, their most important parts, how people use them, and examples of unusual machines for specialised tasks.