Scrabble of points for each lettered tile is based on the letter's frequency in standard English; commonly used letters such as vowels are worth one point, while less common letters score higher, with Q and Z each worth 10 points. The game also has two blank tiles that are unmarked and carry no point value. The blank tiles can be used as substitutes for any letter; once laid on the board, however, the choice is fixed. Other language sets use different letter set distributions with different point values. Tiles are usually made of wood or plastic and are square and thick,
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