chess tables | scienceinfo.net

The prize was awarded to the postman on the board, winning 1 million dollars in bonuses
Who wants to be a millionaire, quickly solve the Queen's Puzzle - find a way to put the soldiers on the chessboard because scientists have hung up the prize for up to 1 million
Chess board is extremely unprecedented unprecedented: designing a sphere and using magnets to control chess pieces
This promises to be a change of nature