Hard as rock
Subtitle: a study of children's perceptions of mineral hardness
By: by Mary Margaret Schoeneberger
Contributors: University of Alberta. Dept. of Elementary Education
Published: 1981
Language: eng
Number of pages: 486
Subjects: Concept learning; Study and teaching; Classification; Mineralogy; Perception in children; Minerals
Other titles: Children's perceptions of mineral hardness.
Notes: In partial fulfilment of the requirements for the degree of Doctor of Philosophy, Department of Elementary Education.

Spine title: Children's perceptions of mineral hardness.

Thesis (Ph.D.)--University of Alberta, 1981.