Dominoes 03-01 (reversed) pairs, and generic backsides. Dominoes Dominoes is a family of tile-based games played with rectangular "domino" tiles. Each domino is a rectangular tile with a line dividing its face into two square "ends". Each end is marked with a number of spots (also called "pips", "nips", or "dobs") or is blank. The backs of the dominoes in a set are indistinguishable, either blank or having some common design. The domino gaming pieces make up a domino set, sometimes called a "deck" or "pack". The traditional Sino-European domino set consists of 28 dominoes, featuring all combinations of spot counts
Dominoes of Emperor Xiaozong of Song (r. 1162–1189). Andrew Lo asserts that Zhou Mi meant dominoes when referring to "pupai", since the Ming author Lu Rong (1436–1494) explicitly defined "pupai" as dominoes (in regard to a story of a suitor who won a maiden's hand by drawing out four winning "pupai" from a set). The earliest known manual written about dominoes is the "(Manual of the Xuanhe Period)" written by Qu You (1341–1437), but some Chinese scholars believe this manual is a forgery from a later time. In the "Encyclopedia of a Myriad of Treasures", Zhang Pu (1602–1641) described the game