Book: Mathemagic: Magic, Puzzles And Games With Numbers Includes elementary puzzles, number stunts, mental multiplication, interest rates, oddities, and more.
More than 60 new puzzles and stunts based on the properties of numbers. Easy techniques for multiplying large numbers mentally, identifying unknown numbers, determining the date of any day in any year, such entertainments as The Lost Digit, and Psychic Bridge. Over 30 pages of magic squares, triangles, cubes, more. 76 illustrations.
Details of Book: Mathemagic: Magic, Puzzles And Games With Numbers Book: Mathemagic: Magic, Puzzles And Games With Numbers
Author: Royal V. Heath
ISBN: 0486201104
ISBN-13: 9780486201108
, 978-0486201108
Binding: Paperback
Publishing Date: 1953-06-01
Publisher: Dover Publications
Number of Pages: 128
Language: English