Tools of timekeeping [OverDrive/Libby electronic resource] a kid's guide to the history & science of telling time / Linda Formichelli and W. Eric Martin.
Publication Info.
White River Junction, VT : Nomad Press, [2005]
Chicago : [Distributed by] Independent Publishers Group.
Includes bibliographical references (page 131) and index.
Summary
Describes the history and technology of the methods people have used to measure time, and provides 15 activities designed to improve one's awareness of the complexity of timekeeping.
Reproduction
Electronic reproduction. Chicago : Nomad Press, 2005. Requires Adobe Digital Editions (file size: 18234 KB).