Concentration (game) as an educational game. Any deck of playing cards may be used, although there are also commercial sets of cards with images. The rules given here are for a standard deck of 52 cards, which are normally laid face down in four rows of 13 cards each. The two jokers may be included for a total of six rows of nine cards each. Additional packs can be used for added interest. Standard rules need not be followed: the cards can be spread out anywhere, such as all around a room. In turn, each player chooses two cards and turns them
Pack o' Cards Pack o' Cards The Pack o' Cards is a historic house built about 1690 in Combe Martin in North Devon. Today it is a public house and hotel. It is listed Grade II* on the National Heritage List for England. Located on the long High Street in Combe Martin, the building was constructed in about 1690 by local squire George Ley, who, it is said, celebrated his good luck at card games when, after winning a large sum of money, he built a house to represent a house of cards on a plot of land measuring 52 × 53 feet,