00520nam a2200157 a 450000500170000000800410001702000150005805000200007310000230009324500610011626000400017730000070021765000210022499900190024595200980026420140414131853.0100813s19uu    xx            00    eng d  a043969759x  aM 500bH52 1998  aHirschfeld, Robert  aOne hundred one (101) ways to boost your science skills.  aNew York :bScholastic, Inc,c1998.  a94  aScience-xskills  c110293d110293  001040aMUbMUcMd2010-08-13l0oM 500 H52 1998pM0661r2014-04-14 00:00:00w2014-04-14yBK