Here’s a classic brainteaser that I don’t like. What’s the next number in this sequence: 1, 11, 21, 1211, 111221, …? The answer is 312211, because each number describes the digits in the number that ...

FT.com will bring you the crossword from Monday to Saturday as well as the Weekend FT Polymath, Word Circle and Binary Puzzle. ft.com/puzzles ...

All the Latest Game Footage and Images from The Number Puzzle The definitive intellect puzzle, simple yet full of depth. Look, there were a whole bunch of them, but...maybe they stopped making them ...

All the Latest Game Footage and Images from The Number Puzzle In The Number Puzzle you follow easy rules to fill in a grid with the numbers 1-9. There are 500 puzzles in all! With 4 sets of rules and ...

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