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  2. Coin flipping - Wikipedia

    en.wikipedia.org/wiki/Coin_flipping

    Coin flipping, coin tossing, or heads or tails is the practice of throwing a coin in the air and checking which side is showing when it lands, in order to randomly choose between two alternatives. It is a form of sortition which inherently has two possible outcomes. The party who calls the side that is facing up when the coin lands wins.

  3. Penney's game - Wikipedia

    en.wikipedia.org/wiki/Penney's_game

    Player A selects a sequence of heads and tails (of length 3 or larger), and shows this sequence to player B. Player B then selects another sequence of heads and tails of the same length. Subsequently, a fair coin is tossed until either player A's or player B's sequence appears as a consecutive subsequence of the coin toss outcomes. The player ...

  4. Two-up - Wikipedia

    en.wikipedia.org/wiki/Two-up

    In some games, coins are placed tails (white cross) up. In casino games the coins are placed with opposing (one head, one tail) sides up. Toss the Kip The Spinner hands the kip back to the Ringkeeper before a possibly losing throw, i.e. to retire after a winning throw. Heads Both coins land with the "head" side facing up.

  5. Quantum coin flipping - Wikipedia

    en.wikipedia.org/wiki/Quantum_coin_flipping

    Alice and Bob are recently divorced, living in two separate cities, and want to decide who gets to keep the car. To decide, Alice wants to flip a coin over the telephone. However, Bob is concerned that if he were to tell Alice heads, she would flip the coin and automatically tell him that he lost. [12]

  6. Matching pennies - Wikipedia

    en.wikipedia.org/wiki/Matching_pennies

    If one penny is heads and the other tails, Odd wins and keeps both coins. Matching pennies is a non-cooperative game studied in game theory. It is played between two players, Even and Odd. Each player has a penny and must secretly turn the penny to heads or tails. The players then reveal their choices simultaneously.

  7. Heads or Tails (disambiguation) - Wikipedia

    en.wikipedia.org/wiki/Heads_or_Tails...

    Heads or Tails, or Testa o croce, or Heads I Win, Tails You Lose, an Italian comedy film; Heads or Tails, or Pismo - Glava, a 1983 drama film by Bahrudin Čengić; Heads or Tails, or Pile ou face, a Canadian film; Heads or Tails, or J'en suis!, a Canadian film; Heads or Tails, an American drama

  8. 13 Best Places To Turn Coins Into Cash for Free - AOL

    www.aol.com/where-cash-coins-free-214605501.html

    Read on for more on how and where you can deposit coins and get cash for free. Best Places To Cash Coins for Free Some banks and credit unions offer free coin-counting services.

  9. Heads and Tails - Wikipedia

    en.wikipedia.org/wiki/Heads_and_Tails

    Heads and Tails may refer to: Obverse and reverse, sides of a coin; Coin flipping; Heads and Tails (card game), a solitaire card game which uses two decks of playing cards. Heads and Tails (crowd game), touching ones head or tail; Heads and Tails, a 1995 Russian Film; Heads and Tails (Russian telecast), a Ukrainian Russian-speaking travel series