Mathematics Teacher (1974) Vol. 67, No. 8
THE NEW HOME OF THE NATIONAL COUNCIL OF TEACHERS OF MATHEMATICS you need E~ct'\ERS fOR H' . . . t . t f th ... edited by Jon L. 1gg1ns, a JOin proJeC o e NCTM and the Educational Resources Information Center (ERIC) Clearinghouse for Science, Mathemattics and Environmental Education. Contributions by seventeen authors h
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