by Williams, John.
[ 01. English Non Fiction ] Authors: Walker, Malcolm S.,--ill. | Williams, John. Series: Simple science projects Published by : Gareth Stevens Children's Books, (Milwaukee, Wis. :) Physical details: p. cm. Subject(s): Time | Clocks and watches | Time | Clocks and watches | Experiments. Year : 1992
Item type :
01. English Non Fiction
No physical items for this record
Rev. ed. of: Time. 1990.
Includes bibliographical references and index.
Explores the concept of time through a variety of projects involving sundials, water clocks, and other time-keeping devices.