Sum Up 3M Card Game Fun Mathematical Game, Vintage 1970, Missing Timer - can use phone or alternate timing device Vintage 1970 3M card game Unique contest of skills in which players match wits with opponents as everyone attempts to create the highest scoring mathematical equations with the ten cards in his hand Involves keen competition for 2 to 8 players Includes: plastic tray, 98 number cards (9-0's, 10-1's, 10-2's, 10-3's, 10-4's, 9-5's, 10-6's, 10-7's, 10-8's, and 10-9's), 8 Hand Number cards, 6 sum-up equation cards, 1-5 minute timer (missing) and game instructions Fun for the whole family - rummy fans will love it Ships fast from a smoke/pet-free environment *This item will process and ship within 24 hours of payment (business days/hours) or you get it for Free!*