00428nam a2200109Ia 4500008004100000020001800041100002200059245006000081942004900141999001900190952010900209220905s9999    xx            000 0 und d  a9780766032262  aGardner R9159717 0aAce your science project using chemistry magic and toys  cBKw561xJohn Tresiddery561zJohn Tresidder  c730286d730285  00104070aMBOMLbMBOMLd2022-09-05g317.00l0oJ540.78GARDp33228023698556r2022-09-05w2022-09-05yBK