Catalog Search Results
Author
Language
English
Description
"Where does your water come from? Water falls as rain or snow. Water collects in rivers, lakes, and oceans. Some of this water can be cleaned and used for drinking. People work to make sure Earth has enough clean water. This book will tell you how you can help"--Publisher's description.
4) Hoover Dam
Author
Language
English
Description
"Carefully leveled text and vibrant photographs introduce early readers to the science and engineering behind the Hoover Dam. Includes infographics, an activity, glossary, and index"--Provided by the publisher.