Arithmetic Teacher (1966) Vol. 13, No. 8
THE ARITHMETIC TEACHER Volume 13, number 8 DECEMBER 1966 What is mathematics curriculum research? M. Vere De Vault Shortcuts for the human computer Herta Taussig Freitag and Arthur H. Freitag Fractions for low achievers Peter Braunfeld and Martin Wolfe Fractional numbers with a sum of 1 Robert L. Morton Also, a study o
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