000 00705nam a2200253 a 4500
005 20210219153214.0
008 991125n 000 0 u
035 _aUPN01000084130
100 _aWhitfield, Kathleen F.
222 _aSCIENCE SCOPE :
_bA JOURNAL FOR MIDDLE-JUNIOR HIGH SCIENCE TEACHERS
245 _aJust what id a gram, anyway?
300 _a32-34
362 _a16, No. 2, 1992
505 _aMarzo 1993
653 0 _aACTIVIDADES CIENTIFICAS
653 0 _aINSTRUCCION CIENTIFICA
653 0 _aMATERIALES MANIPULABLES
653 0 _aMEDICION
653 0 _aPESO (MASA)
653 0 _aSISTEMA METRICO
700 _aWatson, Scott B.
904 _aAC
_b021941
905 _aArticulo
999 _c71036
_d71036