Teacher's guide for changes
Subtitle: investigating changes in organic and inorganic substances
By: Elementary Science Study.
Series: A McGraw-Hill science module
Publisher: Webster Division, McGraw-Hill
Published: 1976
Place of publication: New York; Toronto
Language: eng
Number of pages: 26
Subjects: Biology -- Experiments.; Biology -- Study and teaching (Elementary); Microbiology.
Notes: Bibliography: p. [v]