Köstritzer Schwarzmurmler Marblesite
   Devoted to the cultivation of traditional childrens games and the spreading of the marble playing. [English/German]
   http://www.schwarzmurmler.de/

Marble History
   Detailed essay on the history of marbles and the games which can be played with them.
   http://www.centralconnector.com/GAMES/marbhist.html

Marbles
   Rules for a variety of games.
   http://www.centralconnector.com/GAMES/marbles.html

Mondial Billes
   Official site for the 'World Marbles on Sand Championship' in which a many countries participate each year.
   http://www.worldmarbles.com/

National Marbles Tournament
   Information on tournament that was founded in 1922. Pictures, game information, stories, and a hall of fame.
   http://nationalmarblestournament.org/

Shooting Marbles, Mountaineer Style
   The West Virginia Marble Shooters Association conducts tournaments and offers advice on how to organize a tournament. Includes online store.
   http://www.marbles.net/