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.