000 00213 a2200085 4500
020 _a9781402748387
082 _a507.8 BARD
100 _aBardhan-Quallen Sudipta
_9126757
245 _aChampionship science fair projects
999 _c745140
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942 _w429
_xElizabeth Motloung
_y429
_zElizabeth Motloung