Carry these pocket-sized books with you everywhere, so whenever you are ready for some braintwisting fun you will have them right at hand. They are filled with full colour artwork and top-quality puzzles pitched at just the right level to fuel the brian and entertain at the same time. Smart thinking, but not straight thinking. To crack these brain-testing puzzles you can't go for the obvious; instead, be a little twisted and look at the problem from a different perspective.
ThriftBooks sells millions of used books at the lowest
everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We
deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15.
ThriftBooks.com. Read more. Spend less.