Scrabble have been sold worldwide and roughly one-third of American and half of British homes have a Scrabble set. There are around 4,000 Scrabble clubs around the world. The game is played by two to four players on a square board with a 15×15 grid of cells (individually known as "squares"), each of which accommodates a single letter tile. In official club and tournament games, play is between two players or, occasionally, between two teams each of which collaborates on a single rack. The board is marked with "premium" squares, which multiply the number of points awarded: eight dark red "triple-word"
Challenge (Scrabble) Challenge (Scrabble) In the game of Scrabble, a challenge is the act of one player questioning the validity of one or more words formed by another player on the most recent turn. In double challenge (most common in North American tournaments), if one or more of the challenged words is not in the agreed-upon dictionary or word source, the challenged player loses his turn. If all challenged words are acceptable, the challenger loses his turn. In tournament play, a player challenges by neutralizing the game clock and announcing, "Challenge." Both players must refer to word judge software, or request an