US$ 41.70
moving their exposed exoskeletons
Our dissatisfaction often serves us well
Putting them back together
kids in after-school programs and university students studying design
the book offers a new feature: the quick check
Mathematical Puzzles of Sam Loyd no-quick-add moving their exposed exoskeletonsBizarre imagination, originality, trickiness, and whimsy characterize puzzles of Sam Loyd, America's greatest puzzler. Present selection from fabulously rare Cyclopedia includes the famous 1415 puzzles, the Horse of a Different Color, and 115 others in various areas of elementary math. 150 period line drawings.
US$ 41.70
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