Achievements:ACHIEVEMENT – HOW TO UNLOCKAll the Sixes (20 points) – Get a Yahtzee with all sixes. Dice Time (20 points) – Clock up over an Hour of playtime in Yahtzee. For the Win! (10 points) – Win one game of Yahtzee against a friend. Ground Floor Apartment (10 points) – Roll a Full House using only 1