With the game Sum21, you can earn crypto just by playing and having fun. SUM21 is played with 25 cards randomly selected from conventional deck of 52 playing cards.The 25 cards are placed face down and arranged in 5 rows and 5 columns, and suits do not matter.Turn over cards and try to make rows or columns with a sum of 21. *mouse* = play mobile To earn crypto with Sum21, you need to start the rewards timer here and enter your crypto wallet address.
