ocr: Controls To play a piece, simply drag it from your list of pieces onto the appropriate spot on the board. To rotate a piece, either click on the rotate arrows below your list of pieces, or type one of the rotate keys you have selected in the Preferences box. If: you have more than seven triangles, you will need to use the scroll arrows to scroll upi and down your list of triangles to view them all. If you cannot scroll in a direction, the arrows turn black to denote there are no more triangles in that direction. To drawi a piece, click on the Draw button at the bottom right. A triangle will be ...