It might not seem like there's enough information to solve these logic puzzles at first—but that's part of the fun!

The following puzzle devised by Lewis Carroll is a classic one in puzzledom: A bag contains one counter, known to be either white or black. A white counter is put in, the bag shaken, and a counter ...

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. You can play the giant ...

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. You can play the giant ...