Mathematics Teacher (1979) Vol. 72, No. 4

  • Mathematics Teacher (1979) Vol. 72, No. 4

    AN OFFICIAL JOURNAL OF THE NATIONAL COUNCIL OF TEACHERS OF MATHEMATICS The Mathematics Teacher is devoted to the improvement of mathematics instruction in the junior high schools. senior high schools. two-year colleges. and teacher-education colleges. EDPRESS Member of the ~ducational Pre~~ A s~oct,Hton of Amencu The l