Addition Top-It Math Skills: Grade 2 Operations and Algebraic Thinking Addition facts through 12 + 12 Number of Players: 2 Materials: Deck of cards with jokers removed (Ace=1, J=0, Q=11, K=12) Directions: Shuffle the deck and divide the cards equally between two players. Each player turns over the top 2 cards and finds the sum. Each player announces the sum to the other player. The player with the highest sum gets all 4 cards. If the sums are equal, then each player lays 3 cards face down on the pile. Then they turn over 2 new cards, add the numbers, and announce the sum. The player with the highest sum wins all the cards in the pile. Play continues until 1 player has all the cards. Variations: Play Subtraction Top-It. Subtract the smaller number from the larger one to find the difference. The player with the highest difference gets the cards. Turn over 3 or more cards for each player to increase the addition challenge.