How do you keep your brain working at its best as it ages? The Brain Fitness Book looks at the well-established science, and recent scientific revelations, and offers a well-balanced, clear, and colourful practical e-guide to keeping your brain fit. First, it shows you how your brain works - explaining how memories are stored and recalled, and how parts of your brain have different functions. It then gives you practical advice to keep the brain working to its maximum potential so that it is less prone to age-related decline and can conquer stress, anxiety, and the risk of depression. The ebook includes mental exercises and activities, featuring challenges from logic puzzles and visual reasoning to language learning and sensory exercises, stimulating as many parts of the brain as possible. As well as mental stimulation, the book highlights the role and importance of sleep, a healthy diet, and physical exercise. Keep challenging your mind in new ways with The Brain Fitness Book and maintain your brain.
The present book aims to provide systematic and reliable techniques, called the global solution, for Sudoku puzzles. Any proper Sudoku puzzle, which has one and only one solution of Sudoku, can be solved by anyone following the techniques provided in this book. Specific symbols are introduced to express the 6 basic rules of the Sudoku global solution, as the results, those Sudoku solving techniques are presented similar to the annotations in chess. Finnish mathematician Arto Inkala proposed 'the most difficult Sudoku puzzle' in 2007. Then, he designed another difficult Sudoku puzzle in 2012, named 'the thing Everest'. In the present book the solving process of those two difficult Sudoku puzzles are illustrated reliably by the specific symbols of the global solution step by step.
Battleship?the classic HASBRO board game?has been popular for years. Sudoku, of course, is the hot new craze that's won millions of converts. Here, U.S. and World Sudoku Champion Thomas Snyder has done something really cool: he's brought the two great games together to create a novel hybrid that's a real brainbuster. All the boats now have numbers, and the goal is to place the ships and complete the sudoku at the same time. This is the one for logic fans who want a unique solving experience?and like their challenges really tough.
Are you up to the challenge of 200 new Su Doku puzzles, arranged in easy, medium and difficult categories? Keep your mind sharp and test your powers of deductive reasoning. Ideal for whiling away those long commutes, traveling on holiday or relaxing at home.