Puzzle lovers of every persuasion, prepare to be mystified and wondrously maddened These 51 original puzzles by Barry Clarke, puzzle columnist for the London-based Daily Telegraph, present challenges ranging from moderate to difficult and span a terrific range of clever conundrums: word puzzles, complex crosswords, and math and logic puzzles. The first section, Popular Puzzles, calls for a moderate amount of effort and imagination. It features complex...