Gem-Collecting, Bling-Building FUN! With Gemz!™ Three Corner™ Card Game, you build strategy in every round. Minimal words on cards makes play easy for early and nonreaders. This game is simple to learn, but hard to stop playing. Action cards swing momentum and the SWAP Card brings surprises. Game rules adjust easily to allow different ages to join the fun. Boosts problem-solving, concentration, color recognition and matching skills. Compact game box is perfect for travel.