In Scrabble, two-letter words are often used only as a last resort. In a race to use up your final few tiles at the end of the game, low-scoring pairs like AD, AS, AN, and AT can suddenly become ...

Add Yahoo as a preferred source to see more of our stories on Google. Though the game has gone through a few name changes since being created in 1938, people of all ages continue to enjoy Scrabble.