Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
5.0
Points
0.5
Fiction/Nonfiction
Nonfiction
Word Count
1982
Points per Word
0.000252
Page Count
24
Points per Page
0.020833
Series
Rock Science
Description
Igneous rocks are formed from rocks that have melted in temperatures of up to 2,400 degrees Fahrenheit. Pumice, an igneous rock, can float because of how light and porous it is. This book introduces the fundamentals of geology.