Wrinklies Logic Puzzles Book
Wrinklies' Logic Puzzles contains more than 120 classic puzzles from word puzzles and lateral thinking to Sudokus and tricky logic problems. As you get older, it becomes more and more vital to keep your brain regularly exercised, that's why all of those puzzles here are specially selected for the older intellect to enjoy. But younger readers can still enjoy the book too, of course! There's no end of puzzles, brainteasers, conundrums and mental challenges waiting to help you give your brain a really good, fun work-out.