Concentration - game of memory 與 Memo Match : games for seniors 使用情況與統計

Concentration, also known as Matching Pairs, Match Match, Match Up, Memory, Pleonasm, Shank, Pexeso or simply Pairs, is a card game in which all of the cards are laid face down on a surface and two cards are flipped face up over each turn. The object of the game is to turn over pairs of matching cards.