English draughts (British English) or checkers (American English and Canadian English), also called American checkers or Straight checkers, is a form of the strategy board game draughts. It is played on an 8×8 chequered board with twelve pieces per side. The pieces move and capture diagonally forward, until they reach the opposite end of the board, when they are crowned and may thereafter move and capture both backward and forward.As in all forms of draughts, English draughts is played by two opponents, alternating turns on opposite sides of the gameboard. The pieces are traditionally black, red, or white. Enemy pieces are captured by jumping over them. The second World Chess Champion Emanuel Lasker (1868–1941) invented derived from English draughts and an old Russian game Bashni (Towers) a draughts (or checkers) variant Lasca (also called Laska or Laskers).