00706nam a22001937a 4500 43814 43814 20210203015852.0 191108b ||||| |||| 00| 0 eng d 0307338401 HSLRC QA 111 B44 2006 Benjamin, Arthur. 3522 Secrets of mental math: the mathemagician's guide to lightning calculation and amazing math tricks 1st edition New York: Three Rivers Press., 2006 xxiv, 278 p.; ill.; 21 cm. Includes bibliographical references and index 1. Mental arithmetic-Study and teaching. 2. Magic tricks in mathematics education 3. Mental calculators. lcc BK 0 0 lcc 0 0 HSLRC HSLRC CIR 2019-11-08 FULLY BOOKED 768.00 1 CIR QA 111 B44 2006 HS13533 2026-06-24 08:37:52 2026-06-17 1 2019-11-08 BK