000 00393nam a22001697a 4500
020 _a0817245049
040 _aDIS
_beng
082 _a552
100 _aGordon, Maria
245 _aRocks & Soil
_cMaria Gordon ; Mike Gordon
260 _aAustin
_bSteck-Vaughn Company
_c1996
300 _a32 p.
490 _aSimple science
500 _aLexile: Not Found
650 0 _aScience
942 _cBK
999 _c1221
_d1221