Glossary of curling Glossary of curling This is a glossary of terms in curling. During a game, sweepers might call out numbers. These numbers indicate how far the sweepers think the rock in play will travel. This system is relatively new to the game and is often attributed to the Randy Ferbey rink since they were the first major team to use the system, but it is not known whose idea it originally was. 1 to 3 indicates a rock in the free guard zone, 4 to 6 the rings in front of the tee line, 7 being on the button, and 8
Curling curlers often used 'irons' rather than stones until the early 1900s; Canada is the only country known to have done so, while others experimented with wood or ice-filled tins. Outdoor curling was very popular in Scotland between the 16th and 19th centuries because the climate provided good ice conditions every winter. Scotland is home to the international governing body for curling, the World Curling Federation in Perth, which originated as a committee of the Royal Caledonian Curling Club, the mother club of curling. Today, the sport is most firmly established in Canada, having been taken there by Scottish emigrants. The