Mudpuppy Outer Space Mini Memory Match Game 24 pieces (12 pairs), 2.25" diameter 2 ways to play: beginners can find the matching pairs with the images facing up and advanced players can find the matching pairs using their memory with the images facing down Small cube box 2.75 x 2.75 x 2.75" Puzzle contains 90% recycled paper. Packaging contains 70% recycled paper. Printed with nontoxic, soy-based inks Ages 3 plus