In the memory game you have to match tiles according to the instructions. You may need to find the matches by items of the same color, of what they have in common or by making identical matches. It's very important to pay attention to the instructions that are on the left side of the screen at the beginning of every round. The instructions will tell you what to look for and it shows you an example as well. At times it will ask you to match related items, here are a few examples of that: lock and key/ baseball and mitt/ dog and bone/ bird and nest/ horse and horseshoe/ jug and goblet/ candle and candlestick/ stamp and letter.