Double Memory' contains 21 sets of two side printed identical picture cards and an 'Activity Guide'. In this game, children are required to look at different animals/patterns carefully, find and match two pictures of identical animals/patterns. It helps the child to improve concentration and retention as the child needs to remember the placement of already revealed cards. Thus this product by Creative’s is an excellent way to improve observation, memory and visual discrimination skills.What's in the box21 Sets of two side printed identical picture cardsActivity Guide