Secrets of mental math : the mathemagician's guide to lightning calculation and amazing math tricks /
Benjamin, Arthur
Secrets of mental math : the mathemagician's guide to lightning calculation and amazing math tricks / Arthur Benjamin. - New York : Three Rivers Press, c2006. - 278 p. ; 21 cm.
Includes index.
978-0-307-33840-2
Mental arithmetic - Study and teachings.
Magic tricks in mathematics education.
510.76 B468 2006
Secrets of mental math : the mathemagician's guide to lightning calculation and amazing math tricks / Arthur Benjamin. - New York : Three Rivers Press, c2006. - 278 p. ; 21 cm.
Includes index.
978-0-307-33840-2
Mental arithmetic - Study and teachings.
Magic tricks in mathematics education.
510.76 B468 2006