| 000 | 00427nam a2200133 4500 | ||
|---|---|---|---|
| 245 |
_aScience experiences for preschoolers : an occasional sourcebook of the council for elementary science _cedited by Leon Ukens |
||
| 710 | _aUkens, Leon | ||
| 260 |
_aOhio _bERIC _c1986 |
||
| 300 | _aix,112p.:ill.; 24cm.- | ||
| 490 | _aCESI sourcebook; no.4 | ||
| 082 |
_a333.7071 _bUKE |
||
| 650 | _aEcology-Study and Teaching | ||
| 041 | _aeng | ||
| 999 |
_c48132 _d48132 |
||