How strong are your logical-thinking skills? Find out now, with these stimulating puzzles So, you think you've got the brain-power to tackle tough logic puzzles? Well, try this extraordinary assortment of challenges, including Mix-and-Match logic puzzles and "Find the Liar" type puzzles. Some puzzles have tables that can be used to deduce relationships between people or items, some use word-play to present the problem, and still others...