There is an unwritten rule that sudoku puzzles must have only one solution. For this reason, some people consider puzzles with less than a certain number to be “unsolvable.”
Do you find yourself struggling with Sudoku puzzles? Do you feel like you must have a low IQ because you can’t seem to get the hang of them? If so, don’t worry – you’re not alone!
If you’re looking for a way to improve your critical thinking and problem-solving skills, look no further than these five books!
Do you love a challenge? If so, sudoku is the perfect game for you! This puzzle game can be enjoyed by people of all ages and skill levels.