A three-tiered collection of 400 new original puzzles, simply divided into easy, medium and difficult - a simple structure for a brilliant new book by one of the world's leading puzzlemasters. Ranging from basic brain-teasers to baffling brain-tormenters, these unputdownable puzzles include wordplay, logic problems, math conundrums and visual/spatial challenges. Figure out the next number in a series, find hidden phrases, or simply determine what a three-dimensional object would look like from two-dimensional drawings ...All require concentration, but none demand any advanced degree or obscure knowledge - just a little patience, practice, and imagination. It's the perfect collection for long car trips, airport layovers and morning coffee breaks.