An investigation of elementary school children's concepts of selected terms and principles in science in 1950 and in 1964.
Published: 1968
Place of publication: Austen
Language: eng
Number of pages: 451
Subjects: Concept learning; Science -- Study and teaching (Elementary); Science -- Terminology
Notes: Thesis (Ed.D.)--University o Texas, 1968.

Includes bibliographical references (l. 449-551).

Microfilm-xerography reprint of typewritten ms. Ann Arbor, Mich., University Microfilms, 1972.