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About the Author
Lisa Amstutz is the author of seven science books for children, one adult nonfiction title and many magazine and newspaper articles. Her educational background includes a B.A. in Biology and an M.S. in Environmental Science/Ecology. Lisa taught outdoor education for several years and still enjoys sharing her love of nature with children. Lisa lives on a six-acre hobby farm in rural Ohio with her husband and four children.
A nail is hard. A cotton ball is soft. Why are some objects hard and others soft? Find out in this series about materials and their properties. Informative, at-level text and engaging photographs help readers understand the differences between hard and soft materials.
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