Reading Metrics
Grade Level
Upper Grades (UG 9-12)
Book Level
11.2
Points
12.0
Fiction/Nonfiction
Nonfiction
Word Count
56220
Points per Word
0.000213
Page Count
191
Points per Page
0.062827
Description
This book examines the techniques used by Eratosthenes, an ancient Greek, who came up with a calculation to measure the circumference of Earth during an era when measuring distance was uncommon.