How do you measure time?

"Simple text and color photographs describe the units and tools used to measure time -- Provided by publisher.

Main Author: Adamson, Thomas K., 1970-
Other Authors: Adamson, Heather, 1974-
Format: Books Print Book
Language: English
Published: Mankato, Minn. : Capstone Press, c2011.
Series: A+ books. Measure it!
Subjects:
Summary: "Simple text and color photographs describe the units and tools used to measure time -- Provided by publisher.
Physical Description: 32 p. : col. ill. ; 27 cm.
Audience: Lexile: 520.
"RL: 1-2; IL: PreK-2"--P. [4] of cover.
Bibliography: Includes bibliographical references (p. 31) and index.
ISBN: 9781429644594 (lib. bdg.)
1429644591 (lib. bdg.)