• Journal for Research in Mathematics Education (1992) Vol. 23, No. 3

    ISSN 002 1-8251 JOURNAL FOR RESEARCH IN MATHEMATICS EDUCATION VOLUME 23 NUMBER 3 MAY 1992 National Council of Teachers of Mathematics The Journal for Reseorc/J in Matllemotics Education. an official journal of the National Council of Teachers of Mathemaucs, is devoted to the interests of teachers of m~thematics and mat