Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.8
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
6855
Points per Word
0.000146
Page Count
93
Points per Page
0.010753
Description
This biography shares how a self-taught scientist was the first to observe the microbial life in and around us. By building his own microscope, Antony van Leeuwenhoek advanced humanity's understanding of our world.