| 000 | nam a22 4500 | ||
|---|---|---|---|
| 999 |
_c29002 _d29002 |
||
| 008 | 170901b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9780972423809 | ||
| 050 |
_aQA135.6 _b.R53 2012 |
||
| 100 | _aRichardson, Kathy | ||
| 245 |
_aHow children learn number concepts : _ba guide to the critical learning phases / _cKathy Richardson |
||
| 260 |
_aBellingham, Washington : _bMath Perspectives, _c©2012. |
||
| 300 |
_axvi, 204 p. : _b ill. ; _c23 cm. |
||
| 504 | _ainclude Bibliography | ||
| 650 |
_aMathematics _xStudy and teaching (Elementary) |
||
| 650 | _aNumber concept. | ||
| 942 |
_2lcc _cBOOKS _hQA135.6 .R53 2012 _01 |
||