Scrabble letter distributions "X" are not used in Turkish and therefore do not appear in the set. Blanks may not represent these letters, meaning loanwords that may use them may not appear in the game at all. Tuvan-language Scrabble sets, which use Cyrillic letters, use these 125 tiles: The distribution lacks four letters used only in loanwords: Ф, Ц, Щ, and Ь. This version is made for educational purposes and is not an official edition by Mattel. An optimum Ukrainian-language Scrabble sets, which use Cyrillic letters, contain 104 tiles using this distribution: The apostrophe sign is also included, even though it is not
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,