Bingo game played on card with numbered squares - has central number only represented once on card when selection grid is moved vertically

摘要

The game is played on a card with seven rows and seven columns of numbered squares. All numbers, except the central one, are represented twice on the card. The grid for selecting numbers is vertically movable and each time it is moved the central number is only represented once. The grid can also be moved horizontally. - The frame of the selector is not necessarily completely lit but the game can be programmed to gradually illuminate each selection. Five balls are used at the start of the game and two more balls can be added later.