000 00415nam a22001457a 4500
003 OSt
005 20140311163157.0
008 140226t xxu||||| |||| 00| 0 eng d
050 _aQA 11
_b.P67 1992
245 _aProjects to enrich school mathematics /
260 _aReston, Va. :
_bNational Council of Teachers of Mathematics,
_c1992.
300 _a126 p. :
_bill. ;
_c28 cm.
942 _2lcc
_cBK-TR
999 _c42409
_d42409