Have you played the puzzle game Tangram? I remember, as a child, being fascinated by how just seven simple wooden triangles and other shapes could offer endless entertainment. Unlike LEGO, the Tangram ...
Sun Bin, allegedly descended from The Art of War author Sun Tzu, was a legendary Chinese military strategist who lived more ...
In 1974, a geneticist named Marsha Jean Falco devised an ingenious research tool to help determine whether epilepsy in dogs was an inherited trait. She drew a series of symbols on index cards, where ...
The third volume of the author's puzzles from Scientific American was published under title: New mathematical diversions from Scientific American. siris_sil_26564 ...
“A fox, a wildcat and a dog go through a customs-post. They are taxed 111 cash. The dog says to the wildcat, and the wildcat says to the fox, ‘Your skin is worth twice mine; you should pay twice as ...
Our recent suite of puzzles featured the humble double-pan balance scale, historically a symbol of commerce and government, art and science. Balance scales are also popular in recreational mathematics ...
Holidays bring celebration, rest and, for many families, long stretches of indoor time. For some, this means table top games quickly reappear on kitchen tables. Games provide opportunities for ...
Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
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