Tenpin Bowling is very popular among the blind. It is played in more than twenty countries throughout the Americas, Asia, Europe and Oceania. There are countless reasons for Tenpin Bowling's popularity among the blind. First of all, it is a game of recreation which can be enjoyed by the blind and the sighted on an equal basis. Also, it involves stimulating but not strenuous physical activity that can be enjoyed by people of all ages. Further, the mere process of bowling engenders self confidence which usually manifests itself.