Arithmetic Teacher (1960) Vol. 7, No. 5

  • Arithmetic Teacher (1960) Vol. 7, No. 5

    MAY 1960 Time Spent on Arithmetic in Foreign Countries and in the United States G. R. MILLER Number, Numeral, and Operation JOHN H. CLARK The Slow Can Learn MARY A. POTTER The Relationship of Socio-Economic Factors and Achievement in Arithmetic JOHN J. KEOUGH "Plus" Work for All Pupils DAVID M. CLARKSON THE ARITHMETIC