Keeping Time Through the Ages: The History of Tools Used to Measure Time
by Levy, Janey
Series:PowerMath · PowerKids Press
Prefer borrowing? Open Library may have a digital copy too.
AR Book Level
5.8
AR Points
0.5
Word Count
2,092
Interest Level
Middle Grades (MG 4-8)
Genre
Nonfiction
AR Quiz #
71170 EN
About this book
This book examines how time has been measured through history, by such methods as observation of natural cycles and different kinds of clocks and watches.