<Tr> <Th> Skill (s) required </Th> <Td> Luck, probability, strategy </Td> </Tr> <P> Yahtzee is a dice game made by Milton Bradley (now owned by Hasbro), which was first marketed as "Yatzie" by the National Association Service of Toledo, Ohio, in the early 1940s . Yatzie was included in a game set called "LUCK - 15 Grand Dice Games". It was marketed under the name of Yahtzee by game entrepreneur Edwin S. Lowe in 1956 . Lowe is also responsible for introducing Bingo to the U.S. market . The game is a development of earlier dice games such as Poker Dice, Yacht and Generala . It is also similar to Yatzy, which is popular in Scandinavia . </P> <P> The objective of the game is to score points by rolling five dice to make certain combinations . The dice can be rolled up to three times in a turn to try to make various scoring combinations and dice must remain in the box . A game consists of thirteen rounds . After each round the player chooses which scoring category is to be used for that round . Once a category has been used in the game, it cannot be used again . The scoring categories have varying point values, some of which are fixed values and others where the score depends on the value of the dice . A Yahtzee is five - of - a-kind and scores 50 points; the highest of any category . The winner is the player who scores the most points . </P> <P> Yahtzee was marketed by the E.S. Lowe Company from 1956 till 1973 . In 1973, the Milton Bradley Company purchased the E.S. Lowe Company and assumed the rights to produce and sell Yahtzee . During Lowe's ownership over 40 million Yahtzee games were sold worldwide . The game has maintained its popularity . According to current owner Hasbro, 50 million Yahtzee games are sold each year . A classic edition is currently being marketed by Winning Moves . </P>

Does yahtzee have to be in one roll