Help children master addition and subtraction with numbers 1-10 with these handy game cards! Played just like a traditional game of “War,” this game challenges children to flip over cards and solve the addition or subtraction problem shown. The player with the greatest sum or difference keeps both cards! The illustrated cards are made from thick, glossy cardstock and have rounded corners for easy sorting. Set includes 56 cards—54 game cards, an answer card, plus a card with game rules and variations; each card measures 3 1/4" x 6 1/4".