Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
6.0
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
3297
Points per Word
0.000303
Description
Many buildings are just four walls and a roof. But some buildings are engineering wonders and are extraordinary to behold. Put on your hard hat and go behind the scenes to find out how and why some of the world's most famous buildings were built.