Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.7
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
2115
Points per Word
0.000236
Series
Creepy Creatures (Raintree)
Description
Describes the invisible world of bacteria, viruses, fungi, yeasts, tiny animals in the soil, and parasites.