Grok Tetrominoes commands
| Action | Keyboard | Touch or mouse |
|---|---|---|
| Move left / right | Left and Right arrows, or A and D (hold to slide) | The Left and Right buttons, or drag sideways on the playfield |
| Rotate clockwise | Up arrow, X or W | The Rotate button, or tap the right half of the well |
| Rotate back | Z, Q or right Ctrl | The Back button, or tap the left half of the well |
| Soft drop | Down arrow or S (hold) | The Down button, or a slow drag down |
| Hard drop | Space | The Drop button, or a quick flick down |
| Start or play again | Enter | Start game, or tap the playfield |
| Pause or resume | P or Esc | The pause button above the playfield, or Choices → Pause |
| Sound on or off | M | Choices → Sound |
Choices
The Choices menu stays open until you close it. It has Pause, New game, Sound and the theme: Classic or Neon Starport. The game pauses by itself if you switch to another tab.