Arithmetic Teacher (1966) Vol. 13, No. 2

  • Arithmetic Teacher (1966) Vol. 13, No. 2

    THE ARITHMETIC TEACHER Volume 13, number 2 FEBRUARY 1966 Sense and nonsense 1n a modern school mathematics program Howard F. Fehr Venn diagrams strengthen children's mathematical understanding Lewis B. Smith Probability and statistics-Jack D. Wilkinson trial teaching in sixth grade and Owen Nelson From number lines to