Stretch your brain with puzzles from Mensa, every day of the year.
Test your mental mettle every day with a word puzzle, number problem, logic challenge, or other cranial conundrum that's so tough, it's sanctioned by Mensa, the internationally famous high-IQ society. This is puzzle-solving taken to the extreme. Deduce the secret codes in Spymaster. Fill in the Pangrams. Locate the hidden Treasures. Plus tricky twists on Sudoku, next-level...
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