There's even a free, detailed three-part lesson on How to Play Sudoku and Win, written for this site by sudoku guru Ken Rush.įree free to print out and solve any of these puzzles whenever you like. You'll also find printable Balance Quest puzzles, a unique type of math puzzle invented by my friend Whit McMahan.įor those who love sudoku, there are hundreds of printable sudoku puzzles here, including solutions.