| 000 | 00758nam a2200253 a 4500 | ||
|---|---|---|---|
| 005 | 20210219153519.0 | ||
| 008 | 991125n 000 0 u | ||
| 035 | _aUPN01000104487 | ||
| 100 | _aPeck, Donald M. | ||
| 222 | _aFOCUS ON LEARNING PROBLEMS IN MATHEMATICS | ||
| 245 | _aUsing physical materials to develop mathematical intuition in fraction part-whole situations | ||
| 300 | _a3-12 | ||
| 362 | _a13, No. 4, 1991 | ||
| 505 | _aMayo 1992 | ||
| 653 | 0 | _aENTREVISTAS | |
| 653 | 0 | _aFORMACION CONCEPTUAL | |
| 653 | 0 | _aFRAGMENTOS | |
| 653 | 0 | _aMATEMATICAS DE LA ESCUELA ELEMENTAL | |
| 653 | 0 | _aMATERIALES MANIPULABLES | |
| 653 | 0 | _aRESOLUCION DE PROBLEMAS | |
| 700 | _aConnell, Michael L. | ||
| 904 |
_aAC _b042298 |
||
| 905 | _aArticulo | ||
| 999 |
_c78923 _d78923 |
||