as 7, 8, 9). Sequences of 3, 4, 5, or 6 cards award 50, 100, 200, or 400 points, respectively. Reception Games included Rack-O in its top 100 games of 1986, saying, "For two players, we recommend that each use two racks simultaneously, arranging cards in either of them on a turn." Reviews 1980 Games 100 in Games References Card games introduced in 1956 Dedicated deck card games Parker Brothers games