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040 _c0
082 _aDPer 510.071 J82 January-May 2019 v. 50 no. 1-3
100 _aClements, Douglas H.
_eauthor.
_964493
245 _aCritiques of common core in early math :
_ba research-based response /
_cDouglas H. Clements, Karen C. Fuson, Julie Sarama.
260 _aReston, Virginia ;
_bNational Council of Teachers of Mathematics,
_cJanuary-May 2019.
300 _aVolume 5, pages 11-22.
700 _aClements, Douglas H.
_eauthor.
_964480
710 _aFuson, Karen C.
_eauthor.
_964494
711 _aSarama, Julie.
_jauthor.
_964495
942 _2ddc
_cPER
999 _c23301
_d23301