Kakuro (which is also referred to as Cross Sum Puzzles, Addition Crosswords, Cross Product Puzzles and Multiplication Crosswords) is a logic puzzle game. A very popular game today (second only to Sudoku in its class) Kakuro is very easy to learn and, with puzzles available in different sizes, provides puzzles with varying degrees of difficulty. Often described as logic games and puzzles or brain teasers for adults and kids alike, Kakuro puzzles require logic and deductive reasoning to find a solution. Kakuro also often appears under the category of math puzzles but, in fact, only a very basic knowledge of mathematics is needed. Suitable for people of all ages, Kakuro is a brain game for kids, adults and seniors which is excellent for brain training at younger ages, and can help us to continue learning and stay mentally healthy throughout our lives. Indeed, studies have shown that tackling puzzles of this nature could well play an important role in helping to lower the risk of dementia with ageing. Brain games and brain teasers like Kakuro can be played anywhere and, as a result, it is ideal for moments of down-time during the day or, for example, for combating the boredom of commuting. If you have not yet tried you hand at Kakuro then you will discover that it is a great way to escape, relax, keep your mind active and, most important of all, have Fun!