Quiz your family at home with crosswords, puzzles and games. The second collection of Su Doku puzzles, the crossword without words, which is taking the puzzle world by storm. Literally translated, Su means number and doku means place. Su Doku is a number grid consisting of 9 large squares each divided into 9 smaller squares. Between 3 and 4 numbers are already provided in each of the smaller squares. The point is to fill the grid so that...