Instructions:

• to move a piece: put your finger on it and drag side to side
• to rotate a piece: put your finger on the board (don't touch the piece) and move your finger around it
• to drop the piece: swipe down with two fingers    OR    double tap (if you want double tap make sure it's turned on in Preferences)
• to move the piece down without dropping: drag down with three fingers
• take a look at the preferences to see if there's anything you'd like to change...
• have fun!

Click here to see a game play movie (1:07)