TRI-OMINOS DELUXEWhy limit yourself to two sides in traditional dominos when you can play three sides in Tri Ominos? In this classic triangular domino game, score points by matching numbers on the three sided pieces. It's easy to learn, fast paced gameplay that's great for the whole family! For 2 4 players, ages 7 and up. Features deluxe triangular tiles with brass spinners More than 21 million units sold Develops STEM skills like critical thinking and strategy