Go Fish
Spades
Gin Rummy
Nearly all forms of poker (I like Five-Card Stud and Blackjack best)
Bridge (my parents taught us because they're longtime bridge players)
Hearts
Concentration

I think I played Pinocle a few times when I was younger, but I no longer remember how. Same with Crazy Eights.

Does Solitaire count? I know several types of Solitaire. And I'm not sure if Uno counts here, but I can play that, too.

I can also build a really wicked card house!