Mathematical Puzzles of Sam Loyd Author:Sam Loyd, Martin Gardner (Editor) Math Logic Puzzles: Bizarre imagination, originality, trickiness, whimsy characterize puzzles of Sam Loyd, America’s greatest puzzler. Present selection from fabulously rare Cyclopedia includes the famous 14–15 puzzles, the Horse of a Different Color, and 115 others in various areas of elementary math. 150 period line drawings.