(CNN) -- Here's a look at what you need to know about the National Spelling Bee, held in the spring every year in Washington, DC.
Facts: May 25-May 31, 2014 - The 87th Annual Scripps National Spelling Bee will be held.
May 26-June 1, 2013 - The 86th Annual Scripps National Spelling Bee is held.
Thirteen-year-old Arvind Mahankali from Bayside, New York, is the 2013 winner. His winning word was "knaidal," which is a type of dumpling.
Contestants must not be over 15 and in the eighth grade or younger.
Winning words have included: Laodicean, luge, therapy, croissant, milieu, lyceum, kamikaze, antediluvian, chiaroscurist, logorrhea, Purim, and knack.
The 2012 champion of the spelling bee won: From the Scripps National Spelling Bee, a $30,000 cash prize and an engraved trophy.
From Merriam-Webster, a $2,500 U.S. savings bond and a reference library.
From Sigma Phi Epsilon Educational Foundation, a $5,000 scholarship.
From Encyclopædia Britannica, $2,600 worth of reference works, including the Final Print Edition of the Encyclopedia Britannica and a lifetime membership to Britannica Online Premium.
From Middlebury Interactive Languages, an online language course and a Nook Color.
Timeline: 1925 - The Louisville Courier-Journal starts the event with nine contestants. Frank Neuhauser is the first winner, after spelling gladiolus correctly.
1941 - Scripps Howard assumes sponsorship of the program.
1943-1945 - There is no National Spelling Bee due to World War II.
There were co-champions in 1950, 1957, and 1962.