Arithmetic Teacher (1973) Vol. 20, No. 3
, An official journal of THE NATIONAL COUNCIL OF TEACHERS OF MATHEMATICS MARCH 1973 Volume 20, Number 3 Probability with marbles and a juice container James E. Higgins Probability on the geoboard John Niman and Robert D. Postman What you always wanted to know about six but have been afraid to ask Alan R . Hoffer Introd
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