▻Pyramid Solitaire app for iPhone and iPad
Its classic you may not know!
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You need to match two cards as 13 to eliminate the cards. And there is a Pyramid which is full of cards. If you want to know how to play it, just try Pyramid Solitaire.
Here, you can enjoy your own time. Also, you could play with your families, your friends and other players of Pyramid Solitaire.