The internet’s obsession with brain teasers comes from their ability to grab attention in seconds while also generating ...

Its simplicity notwithstanding, sudoku’s popularity far outpaces that of similar logic puzzles, such as KenKen. The game’s base of dedicated solvers seems to function as equal parts study ...

The American Sphinx was a compendium of puzzles and riddles published in New York in 1875. Containing over 150 “enigmas, anagrams, charades” and a great many more word and number games (as outlined in ...