Schoolyard ecology
Subtitle: teacher's guide
By: by Katharine Barrett and Carolyn Willard.
Contributors: Willard, Carolyn.; GEMS (Project); Lawrence Hall of science.
Publisher: Lawrence Hall of Science, University of California
Published: 1998
Place of publication: Berkeley, CA
Language: eng
Number of pages: 112
Subjects: Ecology -- Study and teaching (Elementary); Activity programs in education; Nature study; Science -- Study and teaching (Elementary)
Notes: Grades 3-6.