Reading street. Grade 4. unit 3 / Patterns in nature Scott Foresman reading street program authors, Peter Afflerbach...[et al]. - OREGON. - Glenview, Ill. : Pearson ; Scott Foresman, c2009 - v. : col. ill. ; 31 cm. Includes index. ISBN: 0328220817 : Free Subjects--Topical Terms: Readers (Elementary)Reading (Elementary)Reading (Primary) Dewey Class. No.: 372.4 / R287 2009