The Daily Killer Sudoku Puzzle Book - 9x9 Medium Level: New Killer Sudoku Puzzle - Every Day of the Year

366 New Killer Sudoku Puzzles from Best-Selling author Alan Wareham.. A New Puzzle for every day of the year, even if it is a leap year! Medium Level Killer Sudoku Perfect Size - 6" x 9" (15.2cm x 22.8cm) Premium Matte Cover DesignIf you enjoy arithmetic and logic puzzles you will love this book of 366 New Killer Sudoku Puzzles. Only one solution for each puzzle.. Puzzles Boost Brain HealthThe right-side of your brain controls creativity and the left side of your brain controls analytic and logical thinking. When you are working on a puzzle, both sides of your brain are being used which helps exercise your brain.. Puzzles Improve MemoryWorking on puzzles not only helps your brain to form new connections, it also strengthens the connections between your existing brain cells. This means puzzles are a great way to improve short-term memory.. Puzzles Improve Problem-Solving SkillsWhen solving puzzles, we often take different approaches to arrive at the solution. We do this using trial and error, existing rules, and even calculated guesses based on experience. The ability to solve problems can be useful in many day-to-day life situations and puzzles help us develop these skills.. Puzzles Decrease Stress LevelsPuzzles exercise and relax your brain at the same time. While you are concentrating on solving a puzzle, your mind will normally focus on one task. In turn, this focus helps your brain to go into a state of meditation, leading to a better mindset and improving your skills in coping with stress.. Puzzles Improve MoodDopamine is a neurotransmitter that regulates mood, memory, and concentration. With every success when solving and completing a puzzle, the production of dopamine is increased. This in turn enhances your mood and makes solving puzzles so much fun!. ALAN WAREHAM has been compiling puzzles for over 30 years. He started in the 1980s compiling puzzles for the British Mensa Magazine. In 1990, his first book, 'A Mensa Book of Brainteasers' was published. 'A Mensa Book of Logic Puzzles' followed in 1991 and in the following year 'A Challenging Book of Brainteasers' and 'A Challenging Book of Logic Puzzles' were published in USA, New Zealand, Canada and Australia. His books have since been published in several countries and translated into different languages. In addition to writing puzzle books, he has continued to compile puzzles for various newspapers, magazines and other publications worldwide. He has also created puzzles and quizzes for television.