Fletcher, Sheila,

Is it flexible or rigid? / Sheila Fletcher. - New York, N.Y. : Crabtree Pub. Company, 2012. - 24 p. : col. ill. ; 21 cm. - What's the matter? .

Includes index.

ISBN: 9780778720478 (reinforced library binding : alk. paper) 9780778720546 (pbk. : alk. paper) 9781427179456 (electronic pdf) 9781427180605 (electronic html)

LCCN: 2012000117

Subjects--Topical Terms:
Matter
Elasticity.
Hardness.

LC Class. No.: QC173.36 / .F54 2012

Dewey Class. No.: 531/.382