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040 _c0
082 _aDPer 370.15 J826 January - February 2020 v112 no. 1-2
100 _aCarr, Martha.
_eauthor.
_947876
245 _aA longitudinal study of spatial skills and number sense development in elementary school children /
_cMartha Carr, Erin Horan, Natalia Alexeev, Nicole Barned, Lu Wang, and Beryl Otumfour
260 _aWashington,
_bAmerican Psychological Association,
_cJanuary 2020.
300 _avolume 112, pages 53-69, illustration.
650 _aMathematics.
_947877
650 _aNumbers.
_947655
650 _aVerbal learning.
_947878
700 _aCarr, Martha.
_eauthor.
_947876
700 _aAlexeev, Natalia.
_eauthor.
_947879
700 _aBarned, Nicole.
_eauthor.
_947880
700 _aWang, Lu.
_eauthor.
_947881
700 _aOtumfour, Beryl.
_eauthor.
_947882
942 _2ddc
_cPER