It's the thought that counts
Subtitle: a sourcebook of mathematics activities related to conservation abilities
By: Lawrence Lowery ... [et al.] ; [illustrations, Susan Cronin-Paris, Margaret Sanfilippo, Bill Eral].
Contributors: Lowery, Lawrence F.
Publisher: Dale Seymour Publications; Dale Seymour Pubn; Brand: Dale Seymour Pubn
Published: 1986
Place of publication: Palo Alto, CA
Language: eng
Number of pages: 196
Subjects: Conservation (Psychology) -- Problems, exercises, etc.; Mathematics -- Study and teaching (Elementary)