The dealer has one card up and one card face down. With the exception of the dealer the players have their cards face up. The dealer and all other players have two cards.Ace can be either 1 or 11 and the player who holds the ace gets to choose the value of the card. Number cards have their face value, jacks, kings and queens are worth 10.
There are many variations on the rules for 21 Card Game, but here is how we play: I am happy to play with him as it is a quick game to play and it helps work on his mental maths. We have been playing this game for a while and he really enjoys it. One of my brother in laws is a keen card player and after watching a game of 21, master 6 quickly wanted to be taught how to play.
He is always wanting me to give him sums to do.