| 000 | 00357nam a2200133 a 4500 | ||
|---|---|---|---|
| 005 | 20140414132121.0 | ||
| 008 | 120822s19uu xx 00 eng d | ||
| 050 |
_aTR 372.3 _bSc329 1989 |
||
| 245 | _aScience activity pages. | ||
| 260 |
_aHunt Valley, Maryland : _bClavert School, _c1989. |
||
| 300 | _a99 | ||
| 541 | _eM7062 | ||
| 650 | _aScience-activities. | ||
| 999 |
_c115078 _d115078 |
||