Chess clock Chess clock A chess clock consists of two adjacent clocks with buttons to stop one clock while starting the other, so that the two clocks never run simultaneously. Chess clocks are used in chess and other two-player games where the players move in turn. The purpose is to keep track of the total time each player takes for their own moves, and ensure that neither player overly delays the game. Chess clocks were first used extensively in tournament chess, and are often called game clocks. The first time that game clocks were used in a chess tournament was in the
Beirut Chess Beirut Chess Beirut Chess is a chess variant invented by Jim Winslow in 1992. The game is played using the standard chess pieces and board, with each side having secretly equipped one of their with a "bomb"—which can be "detonated" at any time, wiping out all men on surrounding squares along with the bomb carrier. Beirut Chess follows all the rules and conventions of standard chess, with one difference: Before the game begins, each player secretly attaches a red dot to the bottom of one of their pieces (but not the king). This piece is called a "bomb carrier". On