Thier, Herbert D.
Teaching elementary school science : a laboratory approach / Herbert D. Thier - New Delhi : Sterling Publishers, 1970 - vii, 273p. : ill. ; 25 cm.
Includes bibliographies.
Science--Study and teaching (Elementary)
372.3 / THT
Teaching elementary school science : a laboratory approach / Herbert D. Thier - New Delhi : Sterling Publishers, 1970 - vii, 273p. : ill. ; 25 cm.
Includes bibliographies.
Science--Study and teaching (Elementary)
372.3 / THT