Scrabble variants played on a 13 x13 board. Each player has different coloured tiles. The rack is common and always contains 7 tiles. All tiles have the same value, one point. Points are scored for how many tiles are currently your own colour. The special squares are pink and orange. A word with a tile on a pink square clears the board. When this happens a bonus point is received for each tile you placed on an orange square on that board. Literaxx is the English version of "Literaki", a popular online Polish variant. Tiles are worth 1, 2, 3 or 5
Tile tracking using AI or Artificial Intelligence. While the practice of tile-tracking is considered an acceptable part of Scrabble and sanctioned by NSA and NASPA rules, there is much colloquial evidence to suggest that tile-tracking as both a legitimate technique and a strategic tool is not widely known outside of the Scrabble community. The similarities to the technique to 'card counting' is credited as contributing to some of the confusion among novice players. Zynga's Words with Friends online game includes tile-tracking as a paid feature, known as 'Peeks'. This received some criticism as being a form of "cheating" that the Zynga both