Critical barriers phenomenon in elementary science
By: Maja Apelman, David Hawkins, Philip Morrison.
Contributors: Hawkins, David, 1913-; Morrison, Philip.
Series: Monograph series of the North Dakota Study Group on Evaluation
Publisher: North Dakota Study Group on Evaluation, Center for Teaching and Learning, University of North Dakota
Published: 1985
Place of publication: Grand Forks, N.D. (Box 8158, University of North Dakota, Grand Forks 58202)
Language: eng
Number of pages: 86
Subjects: Science -- Study and teaching (Elementary); Concept learning.
Notes: Includes bibliographical references.
"February 1985."