The Great Pyramid of Giza is often treated as a monument of stone, but it also functions as a monument of numbers. I see at least fifteen tightly documented geometric and astronomical puzzles embedded ...

Math is not everyone’s favorite, understandably. Hours of math homework and difficult equations can make anyone sour on the subject. But when math problems are outside of a school setting, there’s no ...

Here’s a fairly recent twist on an old type of logic puzzle. A logician vacationing in the South Pacific finds himself on an island inhabited by the two proverbial groups of liars and truth-tellers.

If you are looking for engaging experiences that aren’t overwhelming, try the plethora of puzzle apps available. There are ...