설명
What is soil? How do plants grow in soil? How is contaminated soil cleaned? Using the scientific method, readers will explore Earth's soil and learn how to protect it. This informative and entertaining text will encourage readers to explore scientific ideas about the properties and importance of soil. For readers who are interested in entering science fairs, many experiments are followed by additional project ideas.
책 세부 정보
형식
페이퍼백
페이지
128 페이지
언어
영어
출판됨
1월 16, 2011
출판사
Enslow Pub Inc
ISBN-10
0766036472
ISBN-13
9780766036475