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1) Droughts
Author
Language
English
Description
What happens to the environment when a drought occurs? What are some of the causes of droughts? What can people do about the problems caused by droughts? How can you use your math skills to learn more about droughts? Read this book to find the answers to these questions and learn more about droughts.
3) Soil
Author
Language
English
Description
Following the scientific process, this title provides instructions on how to conduct experiments that help students gain a better understanding of the property and characteristics of soil.
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