000 00337nam a2200145Ia 4500
020 _a9788172454295
082 _b179
_a000
100 _a"MARTIN GARDENER"
245 0 _aSMART SCIENCE TRICKS
260 _bGOOD WILL PUBLISHING
_c1999
300 _a144
944 _cBK
999 _c488099
_d488099