Pondering pollution
By: by Tamra B. Orr
Series: Science explorer; Follow the clues
Publisher: Cherry Lake Publishing
Published: 2014
Place of publication: Ann Arbor, Michigan
Language: eng
ISBN-13: 9781624317798; 9781624317897; 9781624318092; 9781624317996
Subjects: Air; Juvenile literature; Pollution; Combustion gases; Buses; Motors; Exhaust gas
Description: "Follow along with Sophia as she learns about pollution using the Next Generation Science Standards."--
Notes: Includes bibliographical references and index.

Grades 4 to 6.
Table of contents: title: Struggling to breathe; title: Investigating the problem; title: Collecting important data; title: Working on solutions; title: Sharing information, looking ahead.