Course and curriculum improvement projects: mathematics, science, social sciences.
Publisher: For sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1970
Place of publication: [Washington
Language: eng
Number of pages: 43
Subjects: Science -- Study and teaching -- United States.; Science -- Methodology.
Notes: "NSF 70-18."
Replaces NSF 68-24 Released textbooks, films, and other teaching materials, insofar as that publication pertains to pre-college material.