these puzzles can get very complex. If you look for them online, you’ll find lots of examples of logic puzzles that come with grids to help you keep track of your thinking as you make your way ...

So, the chance of drawing a white counter on the second draw is two out of three. Container Logic Puzzles Carroll’s puzzle was the likely inspiration for a genre called “container logic ...

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

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.