Like some of the hardest math puzzles and math riddles, these puzzles can get very complex. If you look for them online ... last logic puzzle for adults: Can you figure out who won the game?

Test your mental mettle with this brain-twisting assortment of word, logic and number puzzles by Fraser Simpson, creator of ...

Test your brain power with this addictive new game from the New York Times—and find out the best strategies for... It might not seem like there's enough information to solve these logic puzzles ...

Test your mental mettle with this brain-twisting assortment of word, logic and number puzzles by Fraser Simpson, creator of The Globe and Mail’s cryptic crossword.