Mathamusements
by Raymond Blum · 1997
An alphabetically arranged introduction to a variety of math tricks and activities, including "Finger Math," "Geometric Masterpieces," and "Numerology."
Mathematical recreationsJuvenile literature
by Raymond Blum · 1997
An alphabetically arranged introduction to a variety of math tricks and activities, including "Finger Math," "Geometric Masterpieces," and "Numerology."