Arithmetic Teacher (1961) Vol. 8, No. 6

  • Arithmetic Teacher (1961) Vol. 8, No. 6

    HE ARITHMETIC TEACHER Volume 8, number 6 OCTOBER 1961 A time for decision Ben A. Sueltz Numbers, sets, and counting Truman Botts Sets and numbers in grade one, Patrick Suppes and 1959-1960 Blair A. McKnight Some new approaches to old arithmetic Emilio Rivera Mental arithmetic Robert H. Koenker Multiplication facts and