Guessing game
A guessing game was a type of game in which the player tried to deduce an unknown fact by asking questions.
Both Gary Mitchell and Elizabeth Dehner showed a childhood skill at guessing games, which hinted at their esper abilities. (TOS: "Where No Man Has Gone Before")
Species, Starship, or Anomaly? was one kind of guessing game. (VOY: "Riddles")
Guess What I'm Thinking? was another. (LD: "A Mathematically Perfect Redemption")