Arithmetic Teacher (1968) Vol. 15, No. 6

  • Arithmetic Teacher (1968) Vol. 15, No. 6

    THE ARITHMETIC TEACHER Volume 15, number6 OCTOBER 1968 An annotated bibliography of suggested manipulative devices Patricia s. Davidson A mathematics laboratory for elementary school teachers William M. Fitzgerald Making and using graphs in the kindergarten Ida Mae Heard Learning laboratories in elementary schools in W