Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.8
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4958
Points per Word
0.000202
Page Count
41
Points per Page
0.02439
Description
This book discusses the history of the structure built for the 1962 Seattle World's Fair, describing the engineering, architectural, and mechanical processes involved. The coauthor is Katherine M. Doherty.