Reading Metrics
Grade Level
Middle Grades Plus (MG+ 6 and up)
Book Level
7.5
Points
5.0
Fiction/Nonfiction
Nonfiction
Word Count
28562
Points per Word
0.000175
Page Count
203
Points per Page
0.024631
Description
The authors examine the actual science that underlies the fictional story of Philip Pullman's "His Dark Materials" trilogy. The coauthor is John Gribbin.