How to play Turn over the card! ". 1.It will Become a game start if you touch a "Start". Button. 2.36 cards lie down in order. Please touch two of them. 3.A number is displayed by your touch. It is card. Acquisition when the sum of two numbers is 10. 4.A game will be ended if you gain all the cards. 5.If you touch a "Retry" button, a screen will return. First.