Open the Tutorial from the main menu to learn the basics again. Pause the game for Settings, including sound, vibration, reduced motion and screen shake.
Found a bug or have a question? Write to [contact email to be added]. Tell us the mode, the table you were on, your device and browser, and what you did just before it went wrong.
Progress belongs to this browser (or the app on your phone) and is removed if you clear site data.