In the centre on the screen you will see the back of a card, your task is to
correctly predict what that card is going to be. The card will be a circle,
three wavy lines, a triangle, star or square . Once you have decided on your
prediction click on the button that represents the card you have chosen. To view
your statistics click on the ratings button, to reset the ratings click on
reset. To flip the card back over once you have guessed click on the face of the
card.