Pressing this button de-selects all letters. Alternately, press the "delete" key to de-select letters.
To rotate the playing board letters counter-clockwise, press this button.
To rotate the playing board letters clockwise, press this button.
Press this button to spell check and enter letters which are selected. Alternately, press "space" or "return" keys to enter letters. Double clicking the last letter selection will also enter word.
