crossword puzzles free is the classic game, and more people over the world like this knowledge game. a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues. crossword is a game in which you write words that are the answers to questions in a pattern of black and white square. enjoy play this game to test your brain and knowledge, In languages that are written left-to-right, the answer words and phrases are placed in the grid from left to right and from top to bottom. The shaded squares are used to separate the words or phrases.