Sharpen your mind with fun, brain-boosting logic puzzles Puzzles are an entertaining way to improve your memory and cognitive skills. The Ultimate Brain Health Logic Puzzle Book for Adults offers a wide variety of sudoku, calcudoku, logic grids, masyu, nonograms, and cryptic puzzles in a range of difficulty levels so you can enjoy hours of puzzling fun while keeping your brain happy and healthy. What sets this book of brain games for adults apart: Dynamic brain training—Ease into each type of logic puzzle with simple instructions, a breakdown of what it does for your brain, and a quick warm-up—plus tips and trivia for total brain health. Puzzles for everyone—Build brainpower whether you're actively seeking to improve your memory or simply an avid puzzler looking for fun new material. Different difficulty levels—Decide how much of a challenge you're in the mood for with sections for Warm-Up, Easy, Medium, and Hard puzzles. Go beyond other puzzle books for adults with one that's designed to keep your mind and memory in shape.