Scissors, paper, stone
Solitaire scissors, paper, stone
Scissors, paper, stone (called Rock, Paper, Scissors in North America) is played throughout the animal kingdom. There is even a solitaire version (above right).
  
Scissors "Scissors"
Scissors "Scissors"
Scissors "Scissors"
Papers "Paper"
Paper "Paper"
Paper or Scissors "Paper or Scissors!"
Stone "Stone"
Stones or Rocks "Stones" (Another solitaire player?)
Rock "Stone"