000 00706nam a22001937a 4500
999 _c43814
_d43814
005 20210203015852.0
008 191108b ||||| |||| 00| 0 eng d
020 _a0307338401
040 _cHSLRC
050 _aQA 111 B44 2006
100 _aBenjamin, Arthur.
_93522
245 _aSecrets of mental math:
_bthe mathemagician's guide to lightning calculation and amazing math tricks
250 _a1st edition
260 _aNew York:
_bThree Rivers Press.,
_c2006
300 _axxiv, 278 p.; ill.; 21 cm.
500 _aIncludes bibliographical references and index
650 _21. Mental arithmetic-Study and teaching. 2. Magic tricks in mathematics education 3. Mental calculators.
942 _2lcc
_cBK