1. Each player has 7 letter tiles plus 1 blank. The blank can be played as any letter.

2. The first player can lay any valid word, playing left to right from the first square.

3. Each new word must begin with the ending of the previous (using any number of its letters). For instance, "time" + "ek" = "meek".

4. You must play at least 2 tiles.

5. Colour squares double your score.

6. Using all 8 tiles doubles your score.

7. You may pass if you cannot or choose not to play (accessed via Stuck button).

8. You may swap the last letter of the previous word once per game (via Stuck button).

9. The game ends when the board is full or after three consecutive passes.

10. Highest score wins when the game ends.