Super Scrabble corners of the board. Other than the differences in the board and the number of tiles, gameplay is similar to "Scrabble". Each player has seven tiles in their rack as normal, scoring is the same, and the same word lists are used. However, the differences are enough to upset normal "Scrabble" strategies. For example, the fifty points earned from a bingo (using all seven tiles) is not nearly as significant when compared to the high final scores. For a two-player game, scores over eight hundred points are not uncommon. Tournament-level "Scrabble" games are usually limited to two players. Many tournament
English-language Scrabble also carry significant prize money. The official dictionary is the Official Tournament and Club Word List. When a player challenges a word he considers to be invalid, if the word is invalid it is removed from the board with a score of zero. However if the word is valid, the player who challenged the word loses his turn. Scrabble clubs are also run that meet on a regular basis, usually weekly or biweekly at the same venue. Players usually play a smaller number of games than they would play at a tournament. Match play Scrabble is also practised at tournament