The comparative effectiveness of two methods of teaching grade school science
By: [by] Elizabeth K. Drenchko.
Contributors: Rutgers University.
Publisher: Rutgers, the State University
Published: 1966
Place of publication: New Brunswick, N.J
Language: eng
Number of pages: 95
Subjects: Science -- Study and teaching (Elementary)
Notes: Bibliography: leaves [90]-95.
"Cooperative research project no. S-351."