Scrabble variants the winner. In others, a calculation based on word length is used to determine the winner. Some variants allow for the exchange of unwanted tiles. Local variants include Take One or Take Four; the banning of 2 letter words; having a dictionary on hand for any players to use (but since it is a game of speed, this doesn't get used much); a bonus of 50 points for building the word "chicken", a bonus for longest word (number of letters in word, not tile values; and only if a single player has longest word), etc. Team Speed Scrabble is when
Tile drainage his native Scotland to his farm in Seneca County, New York. Johnston labored to lay worth of clay tile on . The effort paid off by increasing his wheat yield from 12 bushels per acre to 60 bu/acre. Johnston, "...father of tile drainage in America...", continued to advocate tile drainage throughout his life, attributing his success as a farmer to the formula "D,C, and D" (dung, credit, and drainage). The expansion of drainage networks was an important technical aspect of Westward Expansion in the 19th century. Although land in the United States was parceled out in accordance with the Public