Sealey, Leonard2019-05-292019-05-291965Sealey, L. (1965). New approaches to primary mathematics in the U.S.A. Symposium: A Journal of Education for Southern Africa, pp. 36-41.https://hdl.handle.net/10539/27341enUniversity of the WitwatersrandMathematics teaching – United States – 1964School Mathematics Study GroupIllinois Arithmetic ProjectMadison Project (mathematics education)New approaches to primary mathematics in the U.S.A.Article