• Journal for Research in Mathematics Education (1980) Vol. 11, No. 4

    ISSN 0021 JOURNAL FOR RESEARCH IN MATHEMATICS EDUCATION Research on Mathematics Education Reported in 1979 Marilyn N. Suydam and J. F. Weaver Introduction .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..................... .. . . 24 1 Research Summaries .........