000 00269nam a2200121Ia 4500
100 _aHowe, Ann C
020 _a0-675-21186-7
942 _cBK
245 _aEngaging children in science
260 _aMacmillan, New york
_c1993
082 _a372.3 How
300 _axv; 406
999 _c58520
_d58520