000 00297nam a2200145Ia 4500
100 _aTime Life Books
365 _b737
942 _cBK
654 _aScience
654 _a
245 _aSimple experiments
260 _aHong Kong
_bTime Life Book
082 _aJ500
300 _bHb
_c30 cm
_a88
999 _c419972
_d419972
041 _aeng