[Washington, D.C.] : National Center for Improving Science Education, 1989
Physical Details
x, 114 pages ; 28 cm
OCLC
ocm20187169
"This report is based on work sponsored by the Office of Educational Research and Improvement, U.S. Department of Education, under Grant number R168B80001."--T.p. verso.
The National Center for Improving Science Education is a partnership of The Network, Inc. and The Biological Sciences Curriculum Study (BSCS).
Includes bibliographical references (pages 109-114)