000 003490000a22001450004500
245 _aKids Discover March 2006
250 _a3
260 _c3/1/2006
650 _aSetting the Periodic Table
650 _aFossil dating
650 _aNeutrons Protons
650 _aNucleus
651 _xGoing Nuclear
852 _oJ PER
999 _c43780
_d43780