Weight, density and matter
Subtitle: a study of elementary children's reasoning about density with concrete materials and computer analogs
By: prepared by Carol Smith with the assistance of Micheline Frenette and Barbara Gard
Contributors: Frenette, Micheline; Gard, Barbara; Educational Technology Center (Cambridge, Mass.); National Institute of Education (U.S.)
Series: Technical report -- 85-15; Technical report (Educational Technology Center (Cambridge, Mass.)) -- 85-15
Publisher: Educational Technology Center, Harvard Graduate School of Education
Published: 1985
Place of publication: Cambridge, MA
Language: eng
Number of pages: 59
Subjects: Science; Study and teaching (Elementary); Computer-assisted instruction; Concept learning; Computer simulation; Density; Physics
Notes: "June 1985."

Includes bibliographical references (p. [59]).