Hard or soft
By: Charlotte Guillain.
Series: Properties of materials
Publisher: Heinemann Library
Published: 2008
Place of publication: Chicago, Ill
Language: eng
ISBN-13: 9781432932701; 9781432932930
Subjects: Hardness -- Juvenile literature; Hard materials -- Juvenile literature
Genres: Juvenile literature.
Notes: Includes bibliographical references and index.
Table of contents: title: Hard materials; title: Soft materials; title: Hard and soft materials; title: Question; title: Picture glossary.