A Matching game for young and old: children, adults or seniors. It will help improve people's ability to remember things, concentration and overall intelligence, also known as Concentration card game or Matching Game. The rule of the game is very simple, you have to Match all the pairs of identical cards in the shortest possible time or to find as many pairs as possible. Each turn, you can only turn over 2 cards.You can customize the theme, number of rows, and number of columns of the card.